129968120

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{281}}^1\times {\mathrm{373}}^1$

素因数の和:696

約数の個数: 64

約数和(自身を含む): 303747840

約数和(自身を除く): 173779720

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 124, 155, 248, 281, 310, 373, 562, 620, 746, 1124, 1240, 1405, 1492, 1865, 2248, 2810, 2984, 3730, 5620, 7460, 8711, 11240, 11563, 14920, 17422, 23126, 34844, 43555, 46252, 57815, 69688, 87110, 92504, 104813, 115630, 174220, 209626, 231260, 348440, 419252, 462520, 524065, 838504, 1048130, 2096260, 3249203, 4192520, 6498406, 12996812, 16246015, 25993624, 32492030, 64984060, 129968120]

約数ペア:

[(1, 129968120), (2, 64984060), (4, 32492030), (5, 25993624), (8, 16246015), (10, 12996812), (20, 6498406), (31, 4192520), (40, 3249203), (62, 2096260), (124, 1048130), (155, 838504), (248, 524065), (281, 462520), (310, 419252), (373, 348440), (562, 231260), (620, 209626), (746, 174220), (1124, 115630), (1240, 104813), (1405, 92504), (1492, 87110), (1865, 69688), (2248, 57815), (2810, 46252), (2984, 43555), (3730, 34844), (5620, 23126), (7460, 17422), (8711, 14920), (11240, 11563)]