15819540

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{2179}}^1$

素因数の和:2213

約数の個数: 72

約数和(自身を含む): 48709920

約数和(自身を除く): 32890380

約数列:

[1, 2, 3, 4, 5, 6, 10, 11, 12, 15, 20, 22, 30, 33, 44, 55, 60, 66, 110, 121, 132, 165, 220, 242, 330, 363, 484, 605, 660, 726, 1210, 1452, 1815, 2179, 2420, 3630, 4358, 6537, 7260, 8716, 10895, 13074, 21790, 23969, 26148, 32685, 43580, 47938, 65370, 71907, 95876, 119845, 130740, 143814, 239690, 263659, 287628, 359535, 479380, 527318, 719070, 790977, 1054636, 1318295, 1438140, 1581954, 2636590, 3163908, 3954885, 5273180, 7909770, 15819540]

約数ペア:

[(1, 15819540), (2, 7909770), (3, 5273180), (4, 3954885), (5, 3163908), (6, 2636590), (10, 1581954), (11, 1438140), (12, 1318295), (15, 1054636), (20, 790977), (22, 719070), (30, 527318), (33, 479380), (44, 359535), (55, 287628), (60, 263659), (66, 239690), (110, 143814), (121, 130740), (132, 119845), (165, 95876), (220, 71907), (242, 65370), (330, 47938), (363, 43580), (484, 32685), (605, 26148), (660, 23969), (726, 21790), (1210, 13074), (1452, 10895), (1815, 8716), (2179, 7260), (2420, 6537), (3630, 4358)]