1520781460

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{349}}^1\times {\mathrm{683}}^1$

素因数の和:1081

約数の個数: 96

約数和(自身を含む): 3619728000

約数和(自身を除く): 2098946540

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 29, 44, 55, 58, 110, 116, 145, 220, 290, 319, 349, 580, 638, 683, 698, 1276, 1366, 1396, 1595, 1745, 2732, 3190, 3415, 3490, 3839, 6380, 6830, 6980, 7513, 7678, 10121, 13660, 15026, 15356, 19195, 19807, 20242, 30052, 37565, 38390, 39614, 40484, 50605, 75130, 76780, 79228, 99035, 101210, 111331, 150260, 198070, 202420, 217877, 222662, 238367, 396140, 435754, 445324, 476734, 556655, 871508, 953468, 1089385, 1113310, 1191835, 2178770, 2226620, 2383670, 2622037, 4357540, 4767340, 5244074, 6912643, 10488148, 13110185, 13825286, 26220370, 27650572, 34563215, 52440740, 69126430, 76039073, 138252860, 152078146, 304156292, 380195365, 760390730, 1520781460]

約数ペア:

[(1, 1520781460), (2, 760390730), (4, 380195365), (5, 304156292), (10, 152078146), (11, 138252860), (20, 76039073), (22, 69126430), (29, 52440740), (44, 34563215), (55, 27650572), (58, 26220370), (110, 13825286), (116, 13110185), (145, 10488148), (220, 6912643), (290, 5244074), (319, 4767340), (349, 4357540), (580, 2622037), (638, 2383670), (683, 2226620), (698, 2178770), (1276, 1191835), (1366, 1113310), (1396, 1089385), (1595, 953468), (1745, 871508), (2732, 556655), (3190, 476734), (3415, 445324), (3490, 435754), (3839, 396140), (6380, 238367), (6830, 222662), (6980, 217877), (7513, 202420), (7678, 198070), (10121, 150260), (13660, 111331), (15026, 101210), (15356, 99035), (19195, 79228), (19807, 76780), (20242, 75130), (30052, 50605), (37565, 40484), (38390, 39614)]