320712660

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{43457}}^1$

素因数の和:43513

約数の個数: 72

約数和(自身を含む): 996578856

約数和(自身を除く): 675866196

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 41, 45, 60, 82, 90, 123, 164, 180, 205, 246, 369, 410, 492, 615, 738, 820, 1230, 1476, 1845, 2460, 3690, 7380, 43457, 86914, 130371, 173828, 217285, 260742, 391113, 434570, 521484, 651855, 782226, 869140, 1303710, 1564452, 1781737, 1955565, 2607420, 3563474, 3911130, 5345211, 7126948, 7822260, 8908685, 10690422, 16035633, 17817370, 21380844, 26726055, 32071266, 35634740, 53452110, 64142532, 80178165, 106904220, 160356330, 320712660]

約数ペア:

[(1, 320712660), (2, 160356330), (3, 106904220), (4, 80178165), (5, 64142532), (6, 53452110), (9, 35634740), (10, 32071266), (12, 26726055), (15, 21380844), (18, 17817370), (20, 16035633), (30, 10690422), (36, 8908685), (41, 7822260), (45, 7126948), (60, 5345211), (82, 3911130), (90, 3563474), (123, 2607420), (164, 1955565), (180, 1781737), (205, 1564452), (246, 1303710), (369, 869140), (410, 782226), (492, 651855), (615, 521484), (738, 434570), (820, 391113), (1230, 260742), (1476, 217285), (1845, 173828), (2460, 130371), (3690, 86914), (7380, 43457)]