220432620

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{85439}}^1$

素因数の和:85494

約数の個数: 48

約数和(自身を含む): 631572480

約数和(自身を除く): 411139860

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 43, 60, 86, 129, 172, 215, 258, 430, 516, 645, 860, 1290, 2580, 85439, 170878, 256317, 341756, 427195, 512634, 854390, 1025268, 1281585, 1708780, 2563170, 3673877, 5126340, 7347754, 11021631, 14695508, 18369385, 22043262, 36738770, 44086524, 55108155, 73477540, 110216310, 220432620]

約数ペア:

[(1, 220432620), (2, 110216310), (3, 73477540), (4, 55108155), (5, 44086524), (6, 36738770), (10, 22043262), (12, 18369385), (15, 14695508), (20, 11021631), (30, 7347754), (43, 5126340), (60, 3673877), (86, 2563170), (129, 1708780), (172, 1281585), (215, 1025268), (258, 854390), (430, 512634), (516, 427195), (645, 341756), (860, 256317), (1290, 170878), (2580, 85439)]