15705824220

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{331}}^1\times {\mathrm{263609}}^1$

素因数の和:263955

約数の個数: 72

約数和(自身を含む): 47785111920

約数和(自身を除く): 32079287700

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 331, 662, 993, 1324, 1655, 1986, 2979, 3310, 3972, 4965, 5958, 6620, 9930, 11916, 14895, 19860, 29790, 59580, 263609, 527218, 790827, 1054436, 1318045, 1581654, 2372481, 2636090, 3163308, 3954135, 4744962, 5272180, 7908270, 9489924, 11862405, 15816540, 23724810, 47449620, 87254579, 174509158, 261763737, 349018316, 436272895, 523527474, 785291211, 872545790, 1047054948, 1308818685, 1570582422, 1745091580, 2617637370, 3141164844, 3926456055, 5235274740, 7852912110, 15705824220]

約数ペア:

[(1, 15705824220), (2, 7852912110), (3, 5235274740), (4, 3926456055), (5, 3141164844), (6, 2617637370), (9, 1745091580), (10, 1570582422), (12, 1308818685), (15, 1047054948), (18, 872545790), (20, 785291211), (30, 523527474), (36, 436272895), (45, 349018316), (60, 261763737), (90, 174509158), (180, 87254579), (331, 47449620), (662, 23724810), (993, 15816540), (1324, 11862405), (1655, 9489924), (1986, 7908270), (2979, 5272180), (3310, 4744962), (3972, 3954135), (4965, 3163308), (5958, 2636090), (6620, 2372481), (9930, 1581654), (11916, 1318045), (14895, 1054436), (19860, 790827), (29790, 527218), (59580, 263609)]