28989960

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{7793}}^1$

素因数の和:7838

約数の個数: 64

約数和(自身を含む): 89786880

約数和(自身を除く): 60796920

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 31, 40, 60, 62, 93, 120, 124, 155, 186, 248, 310, 372, 465, 620, 744, 930, 1240, 1860, 3720, 7793, 15586, 23379, 31172, 38965, 46758, 62344, 77930, 93516, 116895, 155860, 187032, 233790, 241583, 311720, 467580, 483166, 724749, 935160, 966332, 1207915, 1449498, 1932664, 2415830, 2898996, 3623745, 4831660, 5797992, 7247490, 9663320, 14494980, 28989960]

約数ペア:

[(1, 28989960), (2, 14494980), (3, 9663320), (4, 7247490), (5, 5797992), (6, 4831660), (8, 3623745), (10, 2898996), (12, 2415830), (15, 1932664), (20, 1449498), (24, 1207915), (30, 966332), (31, 935160), (40, 724749), (60, 483166), (62, 467580), (93, 311720), (120, 241583), (124, 233790), (155, 187032), (186, 155860), (248, 116895), (310, 93516), (372, 77930), (465, 62344), (620, 46758), (744, 38965), (930, 31172), (1240, 23379), (1860, 15586), (3720, 7793)]