332439880

素因数分解:

$2^3\times 5^1\times {\mathrm{43}}^1\times {\mathrm{347}}^1\times {\mathrm{557}}^1$

素因数の和:958

約数の個数: 64

約数和(自身を含む): 768968640

約数和(自身を除く): 436528760

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 43, 86, 172, 215, 344, 347, 430, 557, 694, 860, 1114, 1388, 1720, 1735, 2228, 2776, 2785, 3470, 4456, 5570, 6940, 11140, 13880, 14921, 22280, 23951, 29842, 47902, 59684, 74605, 95804, 119368, 119755, 149210, 191608, 193279, 239510, 298420, 386558, 479020, 596840, 773116, 958040, 966395, 1546232, 1932790, 3865580, 7731160, 8310997, 16621994, 33243988, 41554985, 66487976, 83109970, 166219940, 332439880]

約数ペア:

[(1, 332439880), (2, 166219940), (4, 83109970), (5, 66487976), (8, 41554985), (10, 33243988), (20, 16621994), (40, 8310997), (43, 7731160), (86, 3865580), (172, 1932790), (215, 1546232), (344, 966395), (347, 958040), (430, 773116), (557, 596840), (694, 479020), (860, 386558), (1114, 298420), (1388, 239510), (1720, 193279), (1735, 191608), (2228, 149210), (2776, 119755), (2785, 119368), (3470, 95804), (4456, 74605), (5570, 59684), (6940, 47902), (11140, 29842), (13880, 23951), (14921, 22280)]