1638131160

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{83}}^1\times {\mathrm{164471}}^1$

素因数の和:164568

約数の個数: 64

約数和(自身を含む): 4973633280

約数和(自身を除く): 3335502120

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 83, 120, 166, 249, 332, 415, 498, 664, 830, 996, 1245, 1660, 1992, 2490, 3320, 4980, 9960, 164471, 328942, 493413, 657884, 822355, 986826, 1315768, 1644710, 1973652, 2467065, 3289420, 3947304, 4934130, 6578840, 9868260, 13651093, 19736520, 27302186, 40953279, 54604372, 68255465, 81906558, 109208744, 136510930, 163813116, 204766395, 273021860, 327626232, 409532790, 546043720, 819065580, 1638131160]

約数ペア:

[(1, 1638131160), (2, 819065580), (3, 546043720), (4, 409532790), (5, 327626232), (6, 273021860), (8, 204766395), (10, 163813116), (12, 136510930), (15, 109208744), (20, 81906558), (24, 68255465), (30, 54604372), (40, 40953279), (60, 27302186), (83, 19736520), (120, 13651093), (166, 9868260), (249, 6578840), (332, 4934130), (415, 3947304), (498, 3289420), (664, 2467065), (830, 1973652), (996, 1644710), (1245, 1315768), (1660, 986826), (1992, 822355), (2490, 657884), (3320, 493413), (4980, 328942), (9960, 164471)]