156664120

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{139}}^1\times {\mathrm{1483}}^1$

素因数の和:1652

約数の個数: 64

約数和(自身を含む): 373968000

約数和(自身を除く): 217303880

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 139, 152, 190, 278, 380, 556, 695, 760, 1112, 1390, 1483, 2641, 2780, 2966, 5282, 5560, 5932, 7415, 10564, 11864, 13205, 14830, 21128, 26410, 28177, 29660, 52820, 56354, 59320, 105640, 112708, 140885, 206137, 225416, 281770, 412274, 563540, 824548, 1030685, 1127080, 1649096, 2061370, 3916603, 4122740, 7833206, 8245480, 15666412, 19583015, 31332824, 39166030, 78332060, 156664120]

約数ペア:

[(1, 156664120), (2, 78332060), (4, 39166030), (5, 31332824), (8, 19583015), (10, 15666412), (19, 8245480), (20, 7833206), (38, 4122740), (40, 3916603), (76, 2061370), (95, 1649096), (139, 1127080), (152, 1030685), (190, 824548), (278, 563540), (380, 412274), (556, 281770), (695, 225416), (760, 206137), (1112, 140885), (1390, 112708), (1483, 105640), (2641, 59320), (2780, 56354), (2966, 52820), (5282, 29660), (5560, 28177), (5932, 26410), (7415, 21128), (10564, 14830), (11864, 13205)]