20807742480

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{109}}^1\times {\mathrm{199}}^1\times {\mathrm{571}}^1$

素因数の和:902

約数の個数: 320

約数和(自身を含む): 74899968000

約数和(自身を除く): 54092225520

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 56, 60, 70, 80, 84, 105, 109, 112, 120, 140, 168, 199, 210, 218, 240, 280, 327, 336, 398, 420, 436, 545, 560, 571, 597, 654, 763, 796, 840, 872, 995, 1090, 1142, 1194, 1308, 1393, 1526, 1592, 1635, 1680, 1713, 1744, 1990, 2180, 2284, 2289, 2388, 2616, 2786, 2855, 2985, 3052, 3184, 3270, 3426, 3815, 3980, 3997, 4179, 4360, 4568, 4578, 4776, 5232, 5572, 5710, 5970, 6104, 6540, 6852, 6965, 7630, 7960, 7994, 8358, 8565, 8720, 9136, 9156, 9552, 11144, 11420, 11445, 11940, 11991, 12208, 13080, 13704, 13930, 15260, 15920, 15988, 16716, 17130, 18312, 19985, 20895, 21691, 22288, 22840, 22890, 23880, 23982, 26160, 27408, 27860, 30520, 31976, 33432, 34260, 36624, 39970, 41790, 43382, 45680, 45780, 47760, 47964, 55720, 59955, 61040, 62239, 63952, 65073, 66864, 68520, 79940, 83580, 86764, 91560, 95928, 108455, 111440, 113629, 119910, 124478, 130146, 137040, 151837, 159880, 167160, 173528, 183120, 186717, 191856, 216910, 227258, 239820, 248956, 260292, 303674, 311195, 319760, 325365, 334320, 340887, 347056, 373434, 433820, 435673, 454516, 455511, 479640, 497912, 520584, 568145, 607348, 622390, 650730, 681774, 746868, 759185, 795403, 867640, 871346, 909032, 911022, 933585, 959280, 995824, 1041168, 1136290, 1214696, 1244780, 1301460, 1307019, 1363548, 1493736, 1518370, 1590806, 1704435, 1735280, 1742692, 1818064, 1822044, 1867170, 2178365, 2272580, 2277555, 2386209, 2429392, 2489560, 2602920, 2614038, 2727096, 2987472, 3036740, 3181612, 3408870, 3485384, 3644088, 3734340, 3977015, 4356730, 4545160, 4555110, 4772418, 4979120, 5205840, 5228076, 5454192, 6073480, 6363224, 6535095, 6817740, 6970768, 7288176, 7468680, 7954030, 8713460, 9090320, 9110220, 9544836, 10456152, 11931045, 12146960, 12385561, 12726448, 13070190, 13635480, 14937360, 15908060, 17426920, 18220440, 19089672, 20912304, 23862090, 24771122, 26140380, 27270960, 31816120, 34853840, 36440880, 37156683, 38179344, 47724180, 49542244, 52280760, 61927805, 63632240, 74313366, 86698927, 95448360, 99084488, 104561520, 123855610, 148626732, 173397854, 185783415, 190896720, 198168976, 247711220, 260096781, 297253464, 346795708, 371566830, 433494635, 495422440, 520193562, 594506928, 693591416, 743133660, 866989270, 990844880, 1040387124, 1300483905, 1387182832, 1486267320, 1733978540, 2080774248, 2600967810, 2972534640, 3467957080, 4161548496, 5201935620, 6935914160, 10403871240, 20807742480]

約数ペア:

[(1, 20807742480), (2, 10403871240), (3, 6935914160), (4, 5201935620), (5, 4161548496), (6, 3467957080), (7, 2972534640), (8, 2600967810), (10, 2080774248), (12, 1733978540), (14, 1486267320), (15, 1387182832), (16, 1300483905), (20, 1040387124), (21, 990844880), (24, 866989270), (28, 743133660), (30, 693591416), (35, 594506928), (40, 520193562), (42, 495422440), (48, 433494635), (56, 371566830), (60, 346795708), (70, 297253464), (80, 260096781), (84, 247711220), (105, 198168976), (109, 190896720), (112, 185783415), (120, 173397854), (140, 148626732), (168, 123855610), (199, 104561520), (210, 99084488), (218, 95448360), (240, 86698927), (280, 74313366), (327, 63632240), (336, 61927805), (398, 52280760), (420, 49542244), (436, 47724180), (545, 38179344), (560, 37156683), (571, 36440880), (597, 34853840), (654, 31816120), (763, 27270960), (796, 26140380), (840, 24771122), (872, 23862090), (995, 20912304), (1090, 19089672), (1142, 18220440), (1194, 17426920), (1308, 15908060), (1393, 14937360), (1526, 13635480), (1592, 13070190), (1635, 12726448), (1680, 12385561), (1713, 12146960), (1744, 11931045), (1990, 10456152), (2180, 9544836), (2284, 9110220), (2289, 9090320), (2388, 8713460), (2616, 7954030), (2786, 7468680), (2855, 7288176), (2985, 6970768), (3052, 6817740), (3184, 6535095), (3270, 6363224), (3426, 6073480), (3815, 5454192), (3980, 5228076), (3997, 5205840), (4179, 4979120), (4360, 4772418), (4568, 4555110), (4578, 4545160), (4776, 4356730), (5232, 3977015), (5572, 3734340), (5710, 3644088), (5970, 3485384), (6104, 3408870), (6540, 3181612), (6852, 3036740), (6965, 2987472), (7630, 2727096), (7960, 2614038), (7994, 2602920), (8358, 2489560), (8565, 2429392), (8720, 2386209), (9136, 2277555), (9156, 2272580), (9552, 2178365), (11144, 1867170), (11420, 1822044), (11445, 1818064), (11940, 1742692), (11991, 1735280), (12208, 1704435), (13080, 1590806), (13704, 1518370), (13930, 1493736), (15260, 1363548), (15920, 1307019), (15988, 1301460), (16716, 1244780), (17130, 1214696), (18312, 1136290), (19985, 1041168), (20895, 995824), (21691, 959280), (22288, 933585), (22840, 911022), (22890, 909032), (23880, 871346), (23982, 867640), (26160, 795403), (27408, 759185), (27860, 746868), (30520, 681774), (31976, 650730), (33432, 622390), (34260, 607348), (36624, 568145), (39970, 520584), (41790, 497912), (43382, 479640), (45680, 455511), (45780, 454516), (47760, 435673), (47964, 433820), (55720, 373434), (59955, 347056), (61040, 340887), (62239, 334320), (63952, 325365), (65073, 319760), (66864, 311195), (68520, 303674), (79940, 260292), (83580, 248956), (86764, 239820), (91560, 227258), (95928, 216910), (108455, 191856), (111440, 186717), (113629, 183120), (119910, 173528), (124478, 167160), (130146, 159880), (137040, 151837)]