1501640

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{173}}^1$

素因数の和:222

約数の個数: 64

約数和(自身を含む): 4008960

約数和(自身を除く): 2507320

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 31, 35, 40, 56, 62, 70, 124, 140, 155, 173, 217, 248, 280, 310, 346, 434, 620, 692, 865, 868, 1085, 1211, 1240, 1384, 1730, 1736, 2170, 2422, 3460, 4340, 4844, 5363, 6055, 6920, 8680, 9688, 10726, 12110, 21452, 24220, 26815, 37541, 42904, 48440, 53630, 75082, 107260, 150164, 187705, 214520, 300328, 375410, 750820, 1501640]

約数ペア:

[(1, 1501640), (2, 750820), (4, 375410), (5, 300328), (7, 214520), (8, 187705), (10, 150164), (14, 107260), (20, 75082), (28, 53630), (31, 48440), (35, 42904), (40, 37541), (56, 26815), (62, 24220), (70, 21452), (124, 12110), (140, 10726), (155, 9688), (173, 8680), (217, 6920), (248, 6055), (280, 5363), (310, 4844), (346, 4340), (434, 3460), (620, 2422), (692, 2170), (865, 1736), (868, 1730), (1085, 1384), (1211, 1240)]