81847320

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{191}}^1\times {\mathrm{3571}}^1$

素因数の和:3776

約数の個数: 64

約数和(自身を含む): 246896640

約数和(自身を除く): 165049320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 191, 382, 573, 764, 955, 1146, 1528, 1910, 2292, 2865, 3571, 3820, 4584, 5730, 7142, 7640, 10713, 11460, 14284, 17855, 21426, 22920, 28568, 35710, 42852, 53565, 71420, 85704, 107130, 142840, 214260, 428520, 682061, 1364122, 2046183, 2728244, 3410305, 4092366, 5456488, 6820610, 8184732, 10230915, 13641220, 16369464, 20461830, 27282440, 40923660, 81847320]

約数ペア:

[(1, 81847320), (2, 40923660), (3, 27282440), (4, 20461830), (5, 16369464), (6, 13641220), (8, 10230915), (10, 8184732), (12, 6820610), (15, 5456488), (20, 4092366), (24, 3410305), (30, 2728244), (40, 2046183), (60, 1364122), (120, 682061), (191, 428520), (382, 214260), (573, 142840), (764, 107130), (955, 85704), (1146, 71420), (1528, 53565), (1910, 42852), (2292, 35710), (2865, 28568), (3571, 22920), (3820, 21426), (4584, 17855), (5730, 14284), (7142, 11460), (7640, 10713)]