257897088

素因数分解:

$2^7\times 3^3\times {\mathrm{74623}}^1$

素因数の和:74646

約数の個数: 64

約数和(自身を含む): 761164800

約数和(自身を除く): 503267712

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 32, 36, 48, 54, 64, 72, 96, 108, 128, 144, 192, 216, 288, 384, 432, 576, 864, 1152, 1728, 3456, 74623, 149246, 223869, 298492, 447738, 596984, 671607, 895476, 1193968, 1343214, 1790952, 2014821, 2387936, 2686428, 3581904, 4029642, 4775872, 5372856, 7163808, 8059284, 9551744, 10745712, 14327616, 16118568, 21491424, 28655232, 32237136, 42982848, 64474272, 85965696, 128948544, 257897088]

約数ペア:

[(1, 257897088), (2, 128948544), (3, 85965696), (4, 64474272), (6, 42982848), (8, 32237136), (9, 28655232), (12, 21491424), (16, 16118568), (18, 14327616), (24, 10745712), (27, 9551744), (32, 8059284), (36, 7163808), (48, 5372856), (54, 4775872), (64, 4029642), (72, 3581904), (96, 2686428), (108, 2387936), (128, 2014821), (144, 1790952), (192, 1343214), (216, 1193968), (288, 895476), (384, 671607), (432, 596984), (576, 447738), (864, 298492), (1152, 223869), (1728, 149246), (3456, 74623)]