31644120

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{13879}}^1$

素因数の和:13912

約数の個数: 64

約数和(自身を含む): 99936000

約数和(自身を除く): 68291880

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, 13879, 27758, 41637, 55516, 69395, 83274, 111032, 138790, 166548, 208185, 263701, 277580, 333096, 416370, 527402, 555160, 791103, 832740, 1054804, 1318505, 1582206, 1665480, 2109608, 2637010, 3164412, 3955515, 5274020, 6328824, 7911030, 10548040, 15822060, 31644120]

約数ペア:

[(1, 31644120), (2, 15822060), (3, 10548040), (4, 7911030), (5, 6328824), (6, 5274020), (8, 3955515), (10, 3164412), (12, 2637010), (15, 2109608), (19, 1665480), (20, 1582206), (24, 1318505), (30, 1054804), (38, 832740), (40, 791103), (57, 555160), (60, 527402), (76, 416370), (95, 333096), (114, 277580), (120, 263701), (152, 208185), (190, 166548), (228, 138790), (285, 111032), (380, 83274), (456, 69395), (570, 55516), (760, 41637), (1140, 27758), (2280, 13879)]