259549020

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{883}}^1$

素因数の和:992

約数の個数: 144

約数和(自身を含む): 834043392

約数和(自身を除く): 574494372

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 23, 30, 36, 45, 46, 60, 69, 71, 90, 92, 115, 138, 142, 180, 207, 213, 230, 276, 284, 345, 355, 414, 426, 460, 639, 690, 710, 828, 852, 883, 1035, 1065, 1278, 1380, 1420, 1633, 1766, 2070, 2130, 2556, 2649, 3195, 3266, 3532, 4140, 4260, 4415, 4899, 5298, 6390, 6532, 7947, 8165, 8830, 9798, 10596, 12780, 13245, 14697, 15894, 16330, 17660, 19596, 20309, 24495, 26490, 29394, 31788, 32660, 39735, 40618, 48990, 52980, 58788, 60927, 62693, 73485, 79470, 81236, 97980, 101545, 121854, 125386, 146970, 158940, 182781, 188079, 203090, 243708, 250772, 293940, 304635, 313465, 365562, 376158, 406180, 564237, 609270, 626930, 731124, 752316, 913905, 940395, 1128474, 1218540, 1253860, 1441939, 1827810, 1880790, 2256948, 2821185, 2883878, 3655620, 3761580, 4325817, 5642370, 5767756, 7209695, 8651634, 11284740, 12977451, 14419390, 17303268, 21629085, 25954902, 28838780, 43258170, 51909804, 64887255, 86516340, 129774510, 259549020]

約数ペア:

[(1, 259549020), (2, 129774510), (3, 86516340), (4, 64887255), (5, 51909804), (6, 43258170), (9, 28838780), (10, 25954902), (12, 21629085), (15, 17303268), (18, 14419390), (20, 12977451), (23, 11284740), (30, 8651634), (36, 7209695), (45, 5767756), (46, 5642370), (60, 4325817), (69, 3761580), (71, 3655620), (90, 2883878), (92, 2821185), (115, 2256948), (138, 1880790), (142, 1827810), (180, 1441939), (207, 1253860), (213, 1218540), (230, 1128474), (276, 940395), (284, 913905), (345, 752316), (355, 731124), (414, 626930), (426, 609270), (460, 564237), (639, 406180), (690, 376158), (710, 365562), (828, 313465), (852, 304635), (883, 293940), (1035, 250772), (1065, 243708), (1278, 203090), (1380, 188079), (1420, 182781), (1633, 158940), (1766, 146970), (2070, 125386), (2130, 121854), (2556, 101545), (2649, 97980), (3195, 81236), (3266, 79470), (3532, 73485), (4140, 62693), (4260, 60927), (4415, 58788), (4899, 52980), (5298, 48990), (6390, 40618), (6532, 39735), (7947, 32660), (8165, 31788), (8830, 29394), (9798, 26490), (10596, 24495), (12780, 20309), (13245, 19596), (14697, 17660), (15894, 16330)]