161505240

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{103529}}^1$

素因数の和:103556

約数の個数: 64

約数和(自身を含む): 521791200

約数和(自身を除く): 360285960

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 30, 39, 40, 52, 60, 65, 78, 104, 120, 130, 156, 195, 260, 312, 390, 520, 780, 1560, 103529, 207058, 310587, 414116, 517645, 621174, 828232, 1035290, 1242348, 1345877, 1552935, 2070580, 2484696, 2691754, 3105870, 4037631, 4141160, 5383508, 6211740, 6729385, 8075262, 10767016, 12423480, 13458770, 16150524, 20188155, 26917540, 32301048, 40376310, 53835080, 80752620, 161505240]

約数ペア:

[(1, 161505240), (2, 80752620), (3, 53835080), (4, 40376310), (5, 32301048), (6, 26917540), (8, 20188155), (10, 16150524), (12, 13458770), (13, 12423480), (15, 10767016), (20, 8075262), (24, 6729385), (26, 6211740), (30, 5383508), (39, 4141160), (40, 4037631), (52, 3105870), (60, 2691754), (65, 2484696), (78, 2070580), (104, 1552935), (120, 1345877), (130, 1242348), (156, 1035290), (195, 828232), (260, 621174), (312, 517645), (390, 414116), (520, 310587), (780, 207058), (1560, 103529)]