704820

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{691}}^1$

素因数の和:720

約数の個数: 48

約数和(自身を含む): 2092608

約数和(自身を除く): 1387788

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 17, 20, 30, 34, 51, 60, 68, 85, 102, 170, 204, 255, 340, 510, 691, 1020, 1382, 2073, 2764, 3455, 4146, 6910, 8292, 10365, 11747, 13820, 20730, 23494, 35241, 41460, 46988, 58735, 70482, 117470, 140964, 176205, 234940, 352410, 704820]

約数ペア:

[(1, 704820), (2, 352410), (3, 234940), (4, 176205), (5, 140964), (6, 117470), (10, 70482), (12, 58735), (15, 46988), (17, 41460), (20, 35241), (30, 23494), (34, 20730), (51, 13820), (60, 11747), (68, 10365), (85, 8292), (102, 6910), (170, 4146), (204, 3455), (255, 2764), (340, 2073), (510, 1382), (691, 1020)]