31892940

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{19687}}^1$

素因数の和:19708

約数の個数: 60

約数和(自身を含む): 100054416

約数和(自身を除く): 68161476

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, 19687, 39374, 59061, 78748, 98435, 118122, 177183, 196870, 236244, 295305, 354366, 393740, 531549, 590610, 708732, 885915, 1063098, 1181220, 1594647, 1771830, 2126196, 2657745, 3189294, 3543660, 5315490, 6378588, 7973235, 10630980, 15946470, 31892940]

約数ペア:

[(1, 31892940), (2, 15946470), (3, 10630980), (4, 7973235), (5, 6378588), (6, 5315490), (9, 3543660), (10, 3189294), (12, 2657745), (15, 2126196), (18, 1771830), (20, 1594647), (27, 1181220), (30, 1063098), (36, 885915), (45, 708732), (54, 590610), (60, 531549), (81, 393740), (90, 354366), (108, 295305), (135, 236244), (162, 196870), (180, 177183), (270, 118122), (324, 98435), (405, 78748), (540, 59061), (810, 39374), (1620, 19687)]