1216180

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{17}}^1\times {\mathrm{73}}^1$

素因数の和:113

約数の個数: 72

約数和(自身を含む): 3188808

約数和(自身を除く): 1972628

約数列:

[1, 2, 4, 5, 7, 10, 14, 17, 20, 28, 34, 35, 49, 68, 70, 73, 85, 98, 119, 140, 146, 170, 196, 238, 245, 292, 340, 365, 476, 490, 511, 595, 730, 833, 980, 1022, 1190, 1241, 1460, 1666, 2044, 2380, 2482, 2555, 3332, 3577, 4165, 4964, 5110, 6205, 7154, 8330, 8687, 10220, 12410, 14308, 16660, 17374, 17885, 24820, 34748, 35770, 43435, 60809, 71540, 86870, 121618, 173740, 243236, 304045, 608090, 1216180]

約数ペア:

[(1, 1216180), (2, 608090), (4, 304045), (5, 243236), (7, 173740), (10, 121618), (14, 86870), (17, 71540), (20, 60809), (28, 43435), (34, 35770), (35, 34748), (49, 24820), (68, 17885), (70, 17374), (73, 16660), (85, 14308), (98, 12410), (119, 10220), (140, 8687), (146, 8330), (170, 7154), (196, 6205), (238, 5110), (245, 4964), (292, 4165), (340, 3577), (365, 3332), (476, 2555), (490, 2482), (511, 2380), (595, 2044), (730, 1666), (833, 1460), (980, 1241), (1022, 1190)]