127312040

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{83}}^1\times {\mathrm{1237}}^1$

素因数の和:1362

約数の個数: 64

約数和(自身を含む): 299496960

約数和(自身を除く): 172184920

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 83, 124, 155, 166, 248, 310, 332, 415, 620, 664, 830, 1237, 1240, 1660, 2474, 2573, 3320, 4948, 5146, 6185, 9896, 10292, 12370, 12865, 20584, 24740, 25730, 38347, 49480, 51460, 76694, 102671, 102920, 153388, 191735, 205342, 306776, 383470, 410684, 513355, 766940, 821368, 1026710, 1533880, 2053420, 3182801, 4106840, 6365602, 12731204, 15914005, 25462408, 31828010, 63656020, 127312040]

約数ペア:

[(1, 127312040), (2, 63656020), (4, 31828010), (5, 25462408), (8, 15914005), (10, 12731204), (20, 6365602), (31, 4106840), (40, 3182801), (62, 2053420), (83, 1533880), (124, 1026710), (155, 821368), (166, 766940), (248, 513355), (310, 410684), (332, 383470), (415, 306776), (620, 205342), (664, 191735), (830, 153388), (1237, 102920), (1240, 102671), (1660, 76694), (2474, 51460), (2573, 49480), (3320, 38347), (4948, 25730), (5146, 24740), (6185, 20584), (9896, 12865), (10292, 12370)]