15756320

素因数分解:

$2^5\times 5^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{73}}^1$

素因数の和:178

約数の個数: 96

約数和(自身を含む): 40279680

約数和(自身を除く): 24523360

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 32, 38, 40, 71, 73, 76, 80, 95, 142, 146, 152, 160, 190, 284, 292, 304, 355, 365, 380, 568, 584, 608, 710, 730, 760, 1136, 1168, 1349, 1387, 1420, 1460, 1520, 2272, 2336, 2698, 2774, 2840, 2920, 3040, 5183, 5396, 5548, 5680, 5840, 6745, 6935, 10366, 10792, 11096, 11360, 11680, 13490, 13870, 20732, 21584, 22192, 25915, 26980, 27740, 41464, 43168, 44384, 51830, 53960, 55480, 82928, 98477, 103660, 107920, 110960, 165856, 196954, 207320, 215840, 221920, 393908, 414640, 492385, 787816, 829280, 984770, 1575632, 1969540, 3151264, 3939080, 7878160, 15756320]

約数ペア:

[(1, 15756320), (2, 7878160), (4, 3939080), (5, 3151264), (8, 1969540), (10, 1575632), (16, 984770), (19, 829280), (20, 787816), (32, 492385), (38, 414640), (40, 393908), (71, 221920), (73, 215840), (76, 207320), (80, 196954), (95, 165856), (142, 110960), (146, 107920), (152, 103660), (160, 98477), (190, 82928), (284, 55480), (292, 53960), (304, 51830), (355, 44384), (365, 43168), (380, 41464), (568, 27740), (584, 26980), (608, 25915), (710, 22192), (730, 21584), (760, 20732), (1136, 13870), (1168, 13490), (1349, 11680), (1387, 11360), (1420, 11096), (1460, 10792), (1520, 10366), (2272, 6935), (2336, 6745), (2698, 5840), (2774, 5680), (2840, 5548), (2920, 5396), (3040, 5183)]