57257480

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{131}}^1\times {\mathrm{223}}^1$

素因数の和:379

約数の個数: 96

約数和(自身を含む): 151683840

約数和(自身を除く): 94426360

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 49, 56, 70, 98, 131, 140, 196, 223, 245, 262, 280, 392, 446, 490, 524, 655, 892, 917, 980, 1048, 1115, 1310, 1561, 1784, 1834, 1960, 2230, 2620, 3122, 3668, 4460, 4585, 5240, 6244, 6419, 7336, 7805, 8920, 9170, 10927, 12488, 12838, 15610, 18340, 21854, 25676, 29213, 31220, 32095, 36680, 43708, 51352, 54635, 58426, 62440, 64190, 87416, 109270, 116852, 128380, 146065, 204491, 218540, 233704, 256760, 292130, 408982, 437080, 584260, 817964, 1022455, 1168520, 1431437, 1635928, 2044910, 2862874, 4089820, 5725748, 7157185, 8179640, 11451496, 14314370, 28628740, 57257480]

約数ペア:

[(1, 57257480), (2, 28628740), (4, 14314370), (5, 11451496), (7, 8179640), (8, 7157185), (10, 5725748), (14, 4089820), (20, 2862874), (28, 2044910), (35, 1635928), (40, 1431437), (49, 1168520), (56, 1022455), (70, 817964), (98, 584260), (131, 437080), (140, 408982), (196, 292130), (223, 256760), (245, 233704), (262, 218540), (280, 204491), (392, 146065), (446, 128380), (490, 116852), (524, 109270), (655, 87416), (892, 64190), (917, 62440), (980, 58426), (1048, 54635), (1115, 51352), (1310, 43708), (1561, 36680), (1784, 32095), (1834, 31220), (1960, 29213), (2230, 25676), (2620, 21854), (3122, 18340), (3668, 15610), (4460, 12838), (4585, 12488), (5240, 10927), (6244, 9170), (6419, 8920), (7336, 7805)]