31653240

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{13883}}^1$

素因数の和:13916

約数の個数: 64

約数和(自身を含む): 99964800

約数和(自身を除く): 68311560

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 19, 20, 24, 30, 38, 40, 57, 60, 76, 95, 114, 120, 152, 190, 228, 285, 380, 456, 570, 760, 1140, 2280, 13883, 27766, 41649, 55532, 69415, 83298, 111064, 138830, 166596, 208245, 263777, 277660, 333192, 416490, 527554, 555320, 791331, 832980, 1055108, 1318885, 1582662, 1665960, 2110216, 2637770, 3165324, 3956655, 5275540, 6330648, 7913310, 10551080, 15826620, 31653240]

約数ペア:

[(1, 31653240), (2, 15826620), (3, 10551080), (4, 7913310), (5, 6330648), (6, 5275540), (8, 3956655), (10, 3165324), (12, 2637770), (15, 2110216), (19, 1665960), (20, 1582662), (24, 1318885), (30, 1055108), (38, 832980), (40, 791331), (57, 555320), (60, 527554), (76, 416490), (95, 333192), (114, 277660), (120, 263777), (152, 208245), (190, 166596), (228, 138830), (285, 111064), (380, 83298), (456, 69415), (570, 55532), (760, 41649), (1140, 27766), (2280, 13883)]