43278327920

素因数分解:

$2^4\times 5^1\times {\mathrm{109}}^1\times {\mathrm{1439}}^1\times {\mathrm{3449}}^1$

素因数の和:5010

約数の個数: 80

約数和(自身を含む): 101645280000

約数和(自身を除く): 58366952080

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 109, 218, 436, 545, 872, 1090, 1439, 1744, 2180, 2878, 3449, 4360, 5756, 6898, 7195, 8720, 11512, 13796, 14390, 17245, 23024, 27592, 28780, 34490, 55184, 57560, 68980, 115120, 137960, 156851, 275920, 313702, 375941, 627404, 751882, 784255, 1254808, 1503764, 1568510, 1879705, 2509616, 3007528, 3137020, 3759410, 4963111, 6015056, 6274040, 7518820, 9926222, 12548080, 15037640, 19852444, 24815555, 30075280, 39704888, 49631110, 79409776, 99262220, 198524440, 397048880, 540979099, 1081958198, 2163916396, 2704895495, 4327832792, 5409790990, 8655665584, 10819581980, 21639163960, 43278327920]

約数ペア:

[(1, 43278327920), (2, 21639163960), (4, 10819581980), (5, 8655665584), (8, 5409790990), (10, 4327832792), (16, 2704895495), (20, 2163916396), (40, 1081958198), (80, 540979099), (109, 397048880), (218, 198524440), (436, 99262220), (545, 79409776), (872, 49631110), (1090, 39704888), (1439, 30075280), (1744, 24815555), (2180, 19852444), (2878, 15037640), (3449, 12548080), (4360, 9926222), (5756, 7518820), (6898, 6274040), (7195, 6015056), (8720, 4963111), (11512, 3759410), (13796, 3137020), (14390, 3007528), (17245, 2509616), (23024, 1879705), (27592, 1568510), (28780, 1503764), (34490, 1254808), (55184, 784255), (57560, 751882), (68980, 627404), (115120, 375941), (137960, 313702), (156851, 275920)]