20515859520

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{2791}}^1$

素因数の和:2874

約数の個数: 448

約数和(自身を含む): 76249743360

約数和(自身を除く): 55733883840

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 19, 20, 24, 26, 30, 31, 32, 38, 39, 40, 48, 52, 57, 60, 62, 64, 65, 76, 78, 80, 93, 95, 96, 104, 114, 120, 124, 130, 152, 155, 156, 160, 186, 190, 192, 195, 208, 228, 240, 247, 248, 260, 285, 304, 310, 312, 320, 372, 380, 390, 403, 416, 456, 465, 480, 494, 496, 520, 570, 589, 608, 620, 624, 741, 744, 760, 780, 806, 832, 912, 930, 960, 988, 992, 1040, 1140, 1178, 1209, 1216, 1235, 1240, 1248, 1482, 1488, 1520, 1560, 1612, 1767, 1824, 1860, 1976, 1984, 2015, 2080, 2280, 2356, 2418, 2470, 2480, 2496, 2791, 2945, 2964, 2976, 3040, 3120, 3224, 3534, 3648, 3705, 3720, 3952, 4030, 4160, 4560, 4712, 4836, 4940, 4960, 5582, 5890, 5928, 5952, 6045, 6080, 6240, 6448, 7068, 7410, 7440, 7657, 7904, 8060, 8373, 8835, 9120, 9424, 9672, 9880, 9920, 11164, 11780, 11856, 12090, 12480, 12896, 13955, 14136, 14820, 14880, 15314, 15808, 16120, 16746, 17670, 18240, 18848, 19344, 19760, 22328, 22971, 23560, 23712, 24180, 25792, 27910, 28272, 29640, 29760, 30628, 32240, 33492, 35340, 36283, 37696, 38285, 38688, 39520, 41865, 44656, 45942, 47120, 47424, 48360, 53029, 55820, 56544, 59280, 61256, 64480, 66984, 70680, 72566, 76570, 77376, 79040, 83730, 86521, 89312, 91884, 94240, 96720, 106058, 108849, 111640, 113088, 114855, 118560, 122512, 128960, 133968, 141360, 145132, 153140, 159087, 167460, 173042, 178624, 181415, 183768, 188480, 193440, 212116, 217698, 223280, 229710, 237120, 245024, 259563, 265145, 267936, 282720, 290264, 306280, 318174, 334920, 346084, 362830, 367536, 386880, 424232, 432605, 435396, 446560, 459420, 490048, 519126, 530290, 535872, 544245, 565440, 580528, 612560, 636348, 669840, 689377, 692168, 725660, 735072, 795435, 848464, 865210, 870792, 893120, 918840, 1038252, 1060580, 1088490, 1124773, 1161056, 1225120, 1272696, 1297815, 1339680, 1378754, 1384336, 1451320, 1470144, 1590870, 1643899, 1696928, 1730420, 1741584, 1837680, 2068131, 2076504, 2121160, 2176980, 2249546, 2322112, 2450240, 2545392, 2595630, 2679360, 2757508, 2768672, 2902640, 3181740, 3287798, 3374319, 3393856, 3446885, 3460840, 3483168, 3675360, 4136262, 4153008, 4242320, 4353960, 4499092, 4931697, 5090784, 5191260, 5515016, 5537344, 5623865, 5805280, 6363480, 6575596, 6748638, 6893770, 6921680, 6966336, 7350720, 8219495, 8272524, 8306016, 8484640, 8707920, 8998184, 9863394, 10181568, 10340655, 10382520, 11030032, 11247730, 11610560, 12726960, 13151192, 13497276, 13787540, 13843360, 16438990, 16545048, 16612032, 16871595, 16969280, 17415840, 17996368, 19726788, 20681310, 20765040, 21370687, 22060064, 22495460, 24658485, 25453920, 26302384, 26994552, 27575080, 27686720, 32877980, 33090096, 33743190, 34831680, 35992736, 39453576, 41362620, 41530080, 42741374, 44120128, 44990920, 49316970, 50907840, 52604768, 53989104, 55150160, 64112061, 65755960, 66180192, 67486380, 71985472, 78907152, 82725240, 83060160, 85482748, 89981840, 98633940, 105209536, 106853435, 107978208, 110300320, 128224122, 131511920, 132360384, 134972760, 157814304, 165450480, 170965496, 179963680, 197267880, 213706870, 215956416, 220600640, 256448244, 263023840, 269945520, 315628608, 320560305, 330900960, 341930992, 359927360, 394535760, 427413740, 512896488, 526047680, 539891040, 641120610, 661801920, 683861984, 789071520, 854827480, 1025792976, 1079782080, 1282241220, 1367723968, 1578143040, 1709654960, 2051585952, 2564482440, 3419309920, 4103171904, 5128964880, 6838619840, 10257929760, 20515859520]

約数ペア:

[(1, 20515859520), (2, 10257929760), (3, 6838619840), (4, 5128964880), (5, 4103171904), (6, 3419309920), (8, 2564482440), (10, 2051585952), (12, 1709654960), (13, 1578143040), (15, 1367723968), (16, 1282241220), (19, 1079782080), (20, 1025792976), (24, 854827480), (26, 789071520), (30, 683861984), (31, 661801920), (32, 641120610), (38, 539891040), (39, 526047680), (40, 512896488), (48, 427413740), (52, 394535760), (57, 359927360), (60, 341930992), (62, 330900960), (64, 320560305), (65, 315628608), (76, 269945520), (78, 263023840), (80, 256448244), (93, 220600640), (95, 215956416), (96, 213706870), (104, 197267880), (114, 179963680), (120, 170965496), (124, 165450480), (130, 157814304), (152, 134972760), (155, 132360384), (156, 131511920), (160, 128224122), (186, 110300320), (190, 107978208), (192, 106853435), (195, 105209536), (208, 98633940), (228, 89981840), (240, 85482748), (247, 83060160), (248, 82725240), (260, 78907152), (285, 71985472), (304, 67486380), (310, 66180192), (312, 65755960), (320, 64112061), (372, 55150160), (380, 53989104), (390, 52604768), (403, 50907840), (416, 49316970), (456, 44990920), (465, 44120128), (480, 42741374), (494, 41530080), (496, 41362620), (520, 39453576), (570, 35992736), (589, 34831680), (608, 33743190), (620, 33090096), (624, 32877980), (741, 27686720), (744, 27575080), (760, 26994552), (780, 26302384), (806, 25453920), (832, 24658485), (912, 22495460), (930, 22060064), (960, 21370687), (988, 20765040), (992, 20681310), (1040, 19726788), (1140, 17996368), (1178, 17415840), (1209, 16969280), (1216, 16871595), (1235, 16612032), (1240, 16545048), (1248, 16438990), (1482, 13843360), (1488, 13787540), (1520, 13497276), (1560, 13151192), (1612, 12726960), (1767, 11610560), (1824, 11247730), (1860, 11030032), (1976, 10382520), (1984, 10340655), (2015, 10181568), (2080, 9863394), (2280, 8998184), (2356, 8707920), (2418, 8484640), (2470, 8306016), (2480, 8272524), (2496, 8219495), (2791, 7350720), (2945, 6966336), (2964, 6921680), (2976, 6893770), (3040, 6748638), (3120, 6575596), (3224, 6363480), (3534, 5805280), (3648, 5623865), (3705, 5537344), (3720, 5515016), (3952, 5191260), (4030, 5090784), (4160, 4931697), (4560, 4499092), (4712, 4353960), (4836, 4242320), (4940, 4153008), (4960, 4136262), (5582, 3675360), (5890, 3483168), (5928, 3460840), (5952, 3446885), (6045, 3393856), (6080, 3374319), (6240, 3287798), (6448, 3181740), (7068, 2902640), (7410, 2768672), (7440, 2757508), (7657, 2679360), (7904, 2595630), (8060, 2545392), (8373, 2450240), (8835, 2322112), (9120, 2249546), (9424, 2176980), (9672, 2121160), (9880, 2076504), (9920, 2068131), (11164, 1837680), (11780, 1741584), (11856, 1730420), (12090, 1696928), (12480, 1643899), (12896, 1590870), (13955, 1470144), (14136, 1451320), (14820, 1384336), (14880, 1378754), (15314, 1339680), (15808, 1297815), (16120, 1272696), (16746, 1225120), (17670, 1161056), (18240, 1124773), (18848, 1088490), (19344, 1060580), (19760, 1038252), (22328, 918840), (22971, 893120), (23560, 870792), (23712, 865210), (24180, 848464), (25792, 795435), (27910, 735072), (28272, 725660), (29640, 692168), (29760, 689377), (30628, 669840), (32240, 636348), (33492, 612560), (35340, 580528), (36283, 565440), (37696, 544245), (38285, 535872), (38688, 530290), (39520, 519126), (41865, 490048), (44656, 459420), (45942, 446560), (47120, 435396), (47424, 432605), (48360, 424232), (53029, 386880), (55820, 367536), (56544, 362830), (59280, 346084), (61256, 334920), (64480, 318174), (66984, 306280), (70680, 290264), (72566, 282720), (76570, 267936), (77376, 265145), (79040, 259563), (83730, 245024), (86521, 237120), (89312, 229710), (91884, 223280), (94240, 217698), (96720, 212116), (106058, 193440), (108849, 188480), (111640, 183768), (113088, 181415), (114855, 178624), (118560, 173042), (122512, 167460), (128960, 159087), (133968, 153140), (141360, 145132)]