90318840

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{443}}^1\times {\mathrm{1699}}^1$

素因数の和:2156

約数の個数: 64

約数和(自身を含む): 271728000

約数和(自身を除く): 181409160

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 443, 886, 1329, 1699, 1772, 2215, 2658, 3398, 3544, 4430, 5097, 5316, 6645, 6796, 8495, 8860, 10194, 10632, 13290, 13592, 16990, 17720, 20388, 25485, 26580, 33980, 40776, 50970, 53160, 67960, 101940, 203880, 752657, 1505314, 2257971, 3010628, 3763285, 4515942, 6021256, 7526570, 9031884, 11289855, 15053140, 18063768, 22579710, 30106280, 45159420, 90318840]

約数ペア:

[(1, 90318840), (2, 45159420), (3, 30106280), (4, 22579710), (5, 18063768), (6, 15053140), (8, 11289855), (10, 9031884), (12, 7526570), (15, 6021256), (20, 4515942), (24, 3763285), (30, 3010628), (40, 2257971), (60, 1505314), (120, 752657), (443, 203880), (886, 101940), (1329, 67960), (1699, 53160), (1772, 50970), (2215, 40776), (2658, 33980), (3398, 26580), (3544, 25485), (4430, 20388), (5097, 17720), (5316, 16990), (6645, 13592), (6796, 13290), (8495, 10632), (8860, 10194)]