1518703060

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{81563}}^1$

素因数の和:81605

約数の個数: 72

約数和(自身を含む): 3905284320

約数和(自身を除く): 2386581260

約数列:

[1, 2, 4, 5, 7, 10, 14, 19, 20, 28, 35, 38, 49, 70, 76, 95, 98, 133, 140, 190, 196, 245, 266, 380, 490, 532, 665, 931, 980, 1330, 1862, 2660, 3724, 4655, 9310, 18620, 81563, 163126, 326252, 407815, 570941, 815630, 1141882, 1549697, 1631260, 2283764, 2854705, 3099394, 3996587, 5709410, 6198788, 7748485, 7993174, 10847879, 11418820, 15496970, 15986348, 19982935, 21695758, 30993940, 39965870, 43391516, 54239395, 75935153, 79931740, 108478790, 151870306, 216957580, 303740612, 379675765, 759351530, 1518703060]

約数ペア:

[(1, 1518703060), (2, 759351530), (4, 379675765), (5, 303740612), (7, 216957580), (10, 151870306), (14, 108478790), (19, 79931740), (20, 75935153), (28, 54239395), (35, 43391516), (38, 39965870), (49, 30993940), (70, 21695758), (76, 19982935), (95, 15986348), (98, 15496970), (133, 11418820), (140, 10847879), (190, 7993174), (196, 7748485), (245, 6198788), (266, 5709410), (380, 3996587), (490, 3099394), (532, 2854705), (665, 2283764), (931, 1631260), (980, 1549697), (1330, 1141882), (1862, 815630), (2660, 570941), (3724, 407815), (4655, 326252), (9310, 163126), (18620, 81563)]