864990

素因数分解:

$2^1\times 3^2\times 5^1\times 7^1\times {\mathrm{1373}}^1$

素因数の和:1393

約数の個数: 48

約数和(自身を含む): 2572128

約数和(自身を除く): 1707138

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 30, 35, 42, 45, 63, 70, 90, 105, 126, 210, 315, 630, 1373, 2746, 4119, 6865, 8238, 9611, 12357, 13730, 19222, 20595, 24714, 28833, 41190, 48055, 57666, 61785, 86499, 96110, 123570, 144165, 172998, 288330, 432495, 864990]

約数ペア:

[(1, 864990), (2, 432495), (3, 288330), (5, 172998), (6, 144165), (7, 123570), (9, 96110), (10, 86499), (14, 61785), (15, 57666), (18, 48055), (21, 41190), (30, 28833), (35, 24714), (42, 20595), (45, 19222), (63, 13730), (70, 12357), (90, 9611), (105, 8238), (126, 6865), (210, 4119), (315, 2746), (630, 1373)]