61931880

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{2423}}^1$

素因数の和:2511

約数の個数: 96

約数和(自身を含む): 204197760

約数和(自身を除く): 142265880

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 71, 72, 90, 120, 142, 180, 213, 284, 355, 360, 426, 568, 639, 710, 852, 1065, 1278, 1420, 1704, 2130, 2423, 2556, 2840, 3195, 4260, 4846, 5112, 6390, 7269, 8520, 9692, 12115, 12780, 14538, 19384, 21807, 24230, 25560, 29076, 36345, 43614, 48460, 58152, 72690, 87228, 96920, 109035, 145380, 172033, 174456, 218070, 290760, 344066, 436140, 516099, 688132, 860165, 872280, 1032198, 1376264, 1548297, 1720330, 2064396, 2580495, 3096594, 3440660, 4128792, 5160990, 6193188, 6881320, 7741485, 10321980, 12386376, 15482970, 20643960, 30965940, 61931880]

約数ペア:

[(1, 61931880), (2, 30965940), (3, 20643960), (4, 15482970), (5, 12386376), (6, 10321980), (8, 7741485), (9, 6881320), (10, 6193188), (12, 5160990), (15, 4128792), (18, 3440660), (20, 3096594), (24, 2580495), (30, 2064396), (36, 1720330), (40, 1548297), (45, 1376264), (60, 1032198), (71, 872280), (72, 860165), (90, 688132), (120, 516099), (142, 436140), (180, 344066), (213, 290760), (284, 218070), (355, 174456), (360, 172033), (426, 145380), (568, 109035), (639, 96920), (710, 87228), (852, 72690), (1065, 58152), (1278, 48460), (1420, 43614), (1704, 36345), (2130, 29076), (2423, 25560), (2556, 24230), (2840, 21807), (3195, 19384), (4260, 14538), (4846, 12780), (5112, 12115), (6390, 9692), (7269, 8520)]