256461504

素因数分解:

$2^6\times 3^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{2777}}^1$

素因数の和:2842

約数の個数: 112

約数和(自身を含む): 750771168

約数和(自身を除く): 494309664

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 32, 37, 39, 48, 52, 64, 74, 78, 96, 104, 111, 148, 156, 192, 208, 222, 296, 312, 416, 444, 481, 592, 624, 832, 888, 962, 1184, 1248, 1443, 1776, 1924, 2368, 2496, 2777, 2886, 3552, 3848, 5554, 5772, 7104, 7696, 8331, 11108, 11544, 15392, 16662, 22216, 23088, 30784, 33324, 36101, 44432, 46176, 66648, 72202, 88864, 92352, 102749, 108303, 133296, 144404, 177728, 205498, 216606, 266592, 288808, 308247, 410996, 433212, 533184, 577616, 616494, 821992, 866424, 1155232, 1232988, 1335737, 1643984, 1732848, 2310464, 2465976, 2671474, 3287968, 3465696, 4007211, 4931952, 5342948, 6575936, 6931392, 8014422, 9863904, 10685896, 16028844, 19727808, 21371792, 32057688, 42743584, 64115376, 85487168, 128230752, 256461504]

約数ペア:

[(1, 256461504), (2, 128230752), (3, 85487168), (4, 64115376), (6, 42743584), (8, 32057688), (12, 21371792), (13, 19727808), (16, 16028844), (24, 10685896), (26, 9863904), (32, 8014422), (37, 6931392), (39, 6575936), (48, 5342948), (52, 4931952), (64, 4007211), (74, 3465696), (78, 3287968), (96, 2671474), (104, 2465976), (111, 2310464), (148, 1732848), (156, 1643984), (192, 1335737), (208, 1232988), (222, 1155232), (296, 866424), (312, 821992), (416, 616494), (444, 577616), (481, 533184), (592, 433212), (624, 410996), (832, 308247), (888, 288808), (962, 266592), (1184, 216606), (1248, 205498), (1443, 177728), (1776, 144404), (1924, 133296), (2368, 108303), (2496, 102749), (2777, 92352), (2886, 88864), (3552, 72202), (3848, 66648), (5554, 46176), (5772, 44432), (7104, 36101), (7696, 33324), (8331, 30784), (11108, 23088), (11544, 22216), (15392, 16662)]