259076640

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{539743}}^1$

素因数の和:539761

約数の個数: 48

約数和(自身を含む): 816092928

約数和(自身を除く): 557016288

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 80, 96, 120, 160, 240, 480, 539743, 1079486, 1619229, 2158972, 2698715, 3238458, 4317944, 5397430, 6476916, 8096145, 8635888, 10794860, 12953832, 16192290, 17271776, 21589720, 25907664, 32384580, 43179440, 51815328, 64769160, 86358880, 129538320, 259076640]

約数ペア:

[(1, 259076640), (2, 129538320), (3, 86358880), (4, 64769160), (5, 51815328), (6, 43179440), (8, 32384580), (10, 25907664), (12, 21589720), (15, 17271776), (16, 16192290), (20, 12953832), (24, 10794860), (30, 8635888), (32, 8096145), (40, 6476916), (48, 5397430), (60, 4317944), (80, 3238458), (96, 2698715), (120, 2158972), (160, 1619229), (240, 1079486), (480, 539743)]