257325696

素因数分解:

$2^7\times 3^2\times {\mathrm{139}}^1\times {\mathrm{1607}}^1$

素因数の和:1766

約数の個数: 96

約数和(自身を含む): 746272800

約数和(自身を除く): 488947104

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 64, 72, 96, 128, 139, 144, 192, 278, 288, 384, 417, 556, 576, 834, 1112, 1152, 1251, 1607, 1668, 2224, 2502, 3214, 3336, 4448, 4821, 5004, 6428, 6672, 8896, 9642, 10008, 12856, 13344, 14463, 17792, 19284, 20016, 25712, 26688, 28926, 38568, 40032, 51424, 53376, 57852, 77136, 80064, 102848, 115704, 154272, 160128, 205696, 223373, 231408, 308544, 446746, 462816, 617088, 670119, 893492, 925632, 1340238, 1786984, 1851264, 2010357, 2680476, 3573968, 4020714, 5360952, 7147936, 8041428, 10721904, 14295872, 16082856, 21443808, 28591744, 32165712, 42887616, 64331424, 85775232, 128662848, 257325696]

約数ペア:

[(1, 257325696), (2, 128662848), (3, 85775232), (4, 64331424), (6, 42887616), (8, 32165712), (9, 28591744), (12, 21443808), (16, 16082856), (18, 14295872), (24, 10721904), (32, 8041428), (36, 7147936), (48, 5360952), (64, 4020714), (72, 3573968), (96, 2680476), (128, 2010357), (139, 1851264), (144, 1786984), (192, 1340238), (278, 925632), (288, 893492), (384, 670119), (417, 617088), (556, 462816), (576, 446746), (834, 308544), (1112, 231408), (1152, 223373), (1251, 205696), (1607, 160128), (1668, 154272), (2224, 115704), (2502, 102848), (3214, 80064), (3336, 77136), (4448, 57852), (4821, 53376), (5004, 51424), (6428, 40032), (6672, 38568), (8896, 28926), (9642, 26688), (10008, 25712), (12856, 20016), (13344, 19284), (14463, 17792)]