20218889600

素因数分解:

$2^7\times 5^2\times 7^3\times {\mathrm{13}}^2\times {\mathrm{109}}^1$

素因数の和:180

約数の個数: 576

約数和(自身を含む): 63651060000

約数和(自身を除く): 43432170400

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 25, 26, 28, 32, 35, 40, 49, 50, 52, 56, 64, 65, 70, 80, 91, 98, 100, 104, 109, 112, 128, 130, 140, 160, 169, 175, 182, 196, 200, 208, 218, 224, 245, 260, 280, 320, 325, 338, 343, 350, 364, 392, 400, 416, 436, 448, 455, 490, 520, 545, 560, 637, 640, 650, 676, 686, 700, 728, 763, 784, 800, 832, 845, 872, 896, 910, 980, 1040, 1090, 1120, 1183, 1225, 1274, 1300, 1352, 1372, 1400, 1417, 1456, 1526, 1568, 1600, 1664, 1690, 1715, 1744, 1820, 1960, 2080, 2180, 2240, 2275, 2366, 2450, 2548, 2600, 2704, 2725, 2744, 2800, 2834, 2912, 3052, 3136, 3185, 3200, 3380, 3430, 3488, 3640, 3815, 3920, 4160, 4225, 4360, 4459, 4480, 4550, 4732, 4900, 5096, 5200, 5341, 5408, 5450, 5488, 5600, 5668, 5824, 5915, 6104, 6272, 6370, 6760, 6860, 6976, 7085, 7280, 7630, 7840, 8281, 8320, 8450, 8575, 8720, 8918, 9100, 9464, 9800, 9919, 10192, 10400, 10682, 10816, 10900, 10976, 11200, 11336, 11648, 11830, 12208, 12740, 13520, 13720, 13952, 14170, 14560, 15260, 15680, 15925, 16562, 16900, 17150, 17440, 17836, 18200, 18421, 18928, 19075, 19600, 19838, 20384, 20800, 21364, 21632, 21800, 21952, 22295, 22400, 22672, 23660, 24416, 25480, 26705, 27040, 27440, 28340, 29120, 29575, 30520, 31360, 31850, 33124, 33800, 34300, 34880, 35425, 35672, 36400, 36842, 37387, 37856, 38150, 39200, 39676, 40768, 41405, 41600, 42728, 43600, 43904, 44590, 45344, 47320, 48832, 49595, 50960, 53410, 54080, 54880, 56680, 57967, 58240, 59150, 61040, 63700, 66248, 67600, 68600, 69433, 69760, 70850, 71344, 72800, 73684, 74774, 75712, 76300, 78400, 79352, 81536, 82810, 85456, 87200, 89180, 90688, 92105, 94640, 97664, 99190, 101920, 106820, 108160, 109760, 111475, 113360, 115934, 118300, 122080, 127400, 128947, 132496, 133525, 135200, 137200, 138866, 141700, 142688, 145600, 147368, 149548, 151424, 152600, 156800, 158704, 165620, 170912, 174400, 178360, 181376, 184210, 186935, 189280, 198380, 203840, 207025, 213640, 219520, 222950, 226720, 231868, 236600, 244160, 247975, 254800, 257894, 264992, 267050, 270400, 274400, 277732, 283400, 285376, 289835, 291200, 294736, 299096, 305200, 317408, 331240, 341824, 347165, 348800, 356720, 368420, 373870, 378560, 396760, 407680, 414050, 427280, 445900, 453440, 460525, 463736, 473200, 486031, 488320, 495950, 509600, 515788, 529984, 534100, 540800, 548800, 555464, 566800, 570752, 579670, 589472, 598192, 610400, 634816, 644735, 662480, 683648, 694330, 713440, 736840, 747740, 757120, 793520, 828100, 854560, 891800, 902629, 906880, 921050, 927472, 934675, 946400, 972062, 991900, 1019200, 1031576, 1059968, 1068200, 1097600, 1110928, 1133600, 1159340, 1178944, 1196384, 1220800, 1269632, 1289470, 1324960, 1388660, 1426880, 1449175, 1473680, 1495480, 1587040, 1656200, 1709120, 1735825, 1783600, 1805258, 1842100, 1854944, 1869350, 1892800, 1944124, 1983800, 2038400, 2063152, 2136400, 2221856, 2267200, 2318680, 2357888, 2392768, 2430155, 2441600, 2578940, 2649920, 2777320, 2853760, 2898350, 2947360, 2990960, 3174080, 3223675, 3312400, 3418240, 3471650, 3567200, 3610516, 3684200, 3709888, 3738700, 3785600, 3888248, 3967600, 4126304, 4272800, 4443712, 4513145, 4534400, 4637360, 4785536, 4860310, 5157880, 5299840, 5554640, 5796700, 5894720, 5981920, 6318403, 6348160, 6447350, 6624800, 6943300, 7134400, 7221032, 7368400, 7419776, 7477400, 7776496, 7935200, 8252608, 8545600, 8887424, 9026290, 9274720, 9720620, 10315760, 11109280, 11593400, 11789440, 11963840, 12150775, 12636806, 12894700, 13249600, 13886600, 14268800, 14442064, 14736800, 14954800, 15552992, 15870400, 16505216, 17091200, 18052580, 18549440, 19441240, 20631520, 22218560, 22565725, 23186800, 23927680, 24301550, 25273612, 25789400, 26499200, 27773200, 28884128, 29473600, 29909600, 31105984, 31592015, 31740800, 36105160, 37098880, 38882480, 41263040, 44437120, 45131450, 46373600, 48603100, 50547224, 51578800, 55546400, 57768256, 58947200, 59819200, 62211968, 63184030, 72210320, 77764960, 82526080, 90262900, 92747200, 97206200, 101094448, 103157600, 111092800, 115536512, 119638400, 126368060, 144420640, 155529920, 157960075, 180525800, 185494400, 194412400, 202188896, 206315200, 222185600, 252736120, 288841280, 311059840, 315920150, 361051600, 388824800, 404377792, 412630400, 505472240, 577682560, 631840300, 722103200, 777649600, 808755584, 1010944480, 1263680600, 1444206400, 1555299200, 2021888960, 2527361200, 2888412800, 4043777920, 5054722400, 10109444800, 20218889600]

約数ペア:

[(1, 20218889600), (2, 10109444800), (4, 5054722400), (5, 4043777920), (7, 2888412800), (8, 2527361200), (10, 2021888960), (13, 1555299200), (14, 1444206400), (16, 1263680600), (20, 1010944480), (25, 808755584), (26, 777649600), (28, 722103200), (32, 631840300), (35, 577682560), (40, 505472240), (49, 412630400), (50, 404377792), (52, 388824800), (56, 361051600), (64, 315920150), (65, 311059840), (70, 288841280), (80, 252736120), (91, 222185600), (98, 206315200), (100, 202188896), (104, 194412400), (109, 185494400), (112, 180525800), (128, 157960075), (130, 155529920), (140, 144420640), (160, 126368060), (169, 119638400), (175, 115536512), (182, 111092800), (196, 103157600), (200, 101094448), (208, 97206200), (218, 92747200), (224, 90262900), (245, 82526080), (260, 77764960), (280, 72210320), (320, 63184030), (325, 62211968), (338, 59819200), (343, 58947200), (350, 57768256), (364, 55546400), (392, 51578800), (400, 50547224), (416, 48603100), (436, 46373600), (448, 45131450), (455, 44437120), (490, 41263040), (520, 38882480), (545, 37098880), (560, 36105160), (637, 31740800), (640, 31592015), (650, 31105984), (676, 29909600), (686, 29473600), (700, 28884128), (728, 27773200), (763, 26499200), (784, 25789400), (800, 25273612), (832, 24301550), (845, 23927680), (872, 23186800), (896, 22565725), (910, 22218560), (980, 20631520), (1040, 19441240), (1090, 18549440), (1120, 18052580), (1183, 17091200), (1225, 16505216), (1274, 15870400), (1300, 15552992), (1352, 14954800), (1372, 14736800), (1400, 14442064), (1417, 14268800), (1456, 13886600), (1526, 13249600), (1568, 12894700), (1600, 12636806), (1664, 12150775), (1690, 11963840), (1715, 11789440), (1744, 11593400), (1820, 11109280), (1960, 10315760), (2080, 9720620), (2180, 9274720), (2240, 9026290), (2275, 8887424), (2366, 8545600), (2450, 8252608), (2548, 7935200), (2600, 7776496), (2704, 7477400), (2725, 7419776), (2744, 7368400), (2800, 7221032), (2834, 7134400), (2912, 6943300), (3052, 6624800), (3136, 6447350), (3185, 6348160), (3200, 6318403), (3380, 5981920), (3430, 5894720), (3488, 5796700), (3640, 5554640), (3815, 5299840), (3920, 5157880), (4160, 4860310), (4225, 4785536), (4360, 4637360), (4459, 4534400), (4480, 4513145), (4550, 4443712), (4732, 4272800), (4900, 4126304), (5096, 3967600), (5200, 3888248), (5341, 3785600), (5408, 3738700), (5450, 3709888), (5488, 3684200), (5600, 3610516), (5668, 3567200), (5824, 3471650), (5915, 3418240), (6104, 3312400), (6272, 3223675), (6370, 3174080), (6760, 2990960), (6860, 2947360), (6976, 2898350), (7085, 2853760), (7280, 2777320), (7630, 2649920), (7840, 2578940), (8281, 2441600), (8320, 2430155), (8450, 2392768), (8575, 2357888), (8720, 2318680), (8918, 2267200), (9100, 2221856), (9464, 2136400), (9800, 2063152), (9919, 2038400), (10192, 1983800), (10400, 1944124), (10682, 1892800), (10816, 1869350), (10900, 1854944), (10976, 1842100), (11200, 1805258), (11336, 1783600), (11648, 1735825), (11830, 1709120), (12208, 1656200), (12740, 1587040), (13520, 1495480), (13720, 1473680), (13952, 1449175), (14170, 1426880), (14560, 1388660), (15260, 1324960), (15680, 1289470), (15925, 1269632), (16562, 1220800), (16900, 1196384), (17150, 1178944), (17440, 1159340), (17836, 1133600), (18200, 1110928), (18421, 1097600), (18928, 1068200), (19075, 1059968), (19600, 1031576), (19838, 1019200), (20384, 991900), (20800, 972062), (21364, 946400), (21632, 934675), (21800, 927472), (21952, 921050), (22295, 906880), (22400, 902629), (22672, 891800), (23660, 854560), (24416, 828100), (25480, 793520), (26705, 757120), (27040, 747740), (27440, 736840), (28340, 713440), (29120, 694330), (29575, 683648), (30520, 662480), (31360, 644735), (31850, 634816), (33124, 610400), (33800, 598192), (34300, 589472), (34880, 579670), (35425, 570752), (35672, 566800), (36400, 555464), (36842, 548800), (37387, 540800), (37856, 534100), (38150, 529984), (39200, 515788), (39676, 509600), (40768, 495950), (41405, 488320), (41600, 486031), (42728, 473200), (43600, 463736), (43904, 460525), (44590, 453440), (45344, 445900), (47320, 427280), (48832, 414050), (49595, 407680), (50960, 396760), (53410, 378560), (54080, 373870), (54880, 368420), (56680, 356720), (57967, 348800), (58240, 347165), (59150, 341824), (61040, 331240), (63700, 317408), (66248, 305200), (67600, 299096), (68600, 294736), (69433, 291200), (69760, 289835), (70850, 285376), (71344, 283400), (72800, 277732), (73684, 274400), (74774, 270400), (75712, 267050), (76300, 264992), (78400, 257894), (79352, 254800), (81536, 247975), (82810, 244160), (85456, 236600), (87200, 231868), (89180, 226720), (90688, 222950), (92105, 219520), (94640, 213640), (97664, 207025), (99190, 203840), (101920, 198380), (106820, 189280), (108160, 186935), (109760, 184210), (111475, 181376), (113360, 178360), (115934, 174400), (118300, 170912), (122080, 165620), (127400, 158704), (128947, 156800), (132496, 152600), (133525, 151424), (135200, 149548), (137200, 147368), (138866, 145600), (141700, 142688)]