631869660

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{390043}}^1$

素因数の和:390064

約数の個数: 60

約数和(自身を含む): 1982203608

約数和(自身を除く): 1350333948

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 81, 90, 108, 135, 162, 180, 270, 324, 405, 540, 810, 1620, 390043, 780086, 1170129, 1560172, 1950215, 2340258, 3510387, 3900430, 4680516, 5850645, 7020774, 7800860, 10531161, 11701290, 14041548, 17551935, 21062322, 23402580, 31593483, 35103870, 42124644, 52655805, 63186966, 70207740, 105311610, 126373932, 157967415, 210623220, 315934830, 631869660]

約数ペア:

[(1, 631869660), (2, 315934830), (3, 210623220), (4, 157967415), (5, 126373932), (6, 105311610), (9, 70207740), (10, 63186966), (12, 52655805), (15, 42124644), (18, 35103870), (20, 31593483), (27, 23402580), (30, 21062322), (36, 17551935), (45, 14041548), (54, 11701290), (60, 10531161), (81, 7800860), (90, 7020774), (108, 5850645), (135, 4680516), (162, 3900430), (180, 3510387), (270, 2340258), (324, 1950215), (405, 1560172), (540, 1170129), (810, 780086), (1620, 390043)]