1398120

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{61}}^1\times {\mathrm{191}}^1$

素因数の和:266

約数の個数: 64

約数和(自身を含む): 4285440

約数和(自身を除く): 2887320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 61, 120, 122, 183, 191, 244, 305, 366, 382, 488, 573, 610, 732, 764, 915, 955, 1146, 1220, 1464, 1528, 1830, 1910, 2292, 2440, 2865, 3660, 3820, 4584, 5730, 7320, 7640, 11460, 11651, 22920, 23302, 34953, 46604, 58255, 69906, 93208, 116510, 139812, 174765, 233020, 279624, 349530, 466040, 699060, 1398120]

約数ペア:

[(1, 1398120), (2, 699060), (3, 466040), (4, 349530), (5, 279624), (6, 233020), (8, 174765), (10, 139812), (12, 116510), (15, 93208), (20, 69906), (24, 58255), (30, 46604), (40, 34953), (60, 23302), (61, 22920), (120, 11651), (122, 11460), (183, 7640), (191, 7320), (244, 5730), (305, 4584), (366, 3820), (382, 3660), (488, 2865), (573, 2440), (610, 2292), (732, 1910), (764, 1830), (915, 1528), (955, 1464), (1146, 1220)]