129624640

素因数分解:

$2^6\times 5^1\times {\mathrm{31}}^1\times {\mathrm{73}}^1\times {\mathrm{179}}^1$

素因数の和:300

約数の個数: 112

約数和(自身を含む): 324794880

約数和(自身を除く): 195170240

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 64, 73, 80, 124, 146, 155, 160, 179, 248, 292, 310, 320, 358, 365, 496, 584, 620, 716, 730, 895, 992, 1168, 1240, 1432, 1460, 1790, 1984, 2263, 2336, 2480, 2864, 2920, 3580, 4526, 4672, 4960, 5549, 5728, 5840, 7160, 9052, 9920, 11098, 11315, 11456, 11680, 13067, 14320, 18104, 22196, 22630, 23360, 26134, 27745, 28640, 36208, 44392, 45260, 52268, 55490, 57280, 65335, 72416, 88784, 90520, 104536, 110980, 130670, 144832, 177568, 181040, 209072, 221960, 261340, 355136, 362080, 405077, 418144, 443920, 522680, 724160, 810154, 836288, 887840, 1045360, 1620308, 1775680, 2025385, 2090720, 3240616, 4050770, 4181440, 6481232, 8101540, 12962464, 16203080, 25924928, 32406160, 64812320, 129624640]

約数ペア:

[(1, 129624640), (2, 64812320), (4, 32406160), (5, 25924928), (8, 16203080), (10, 12962464), (16, 8101540), (20, 6481232), (31, 4181440), (32, 4050770), (40, 3240616), (62, 2090720), (64, 2025385), (73, 1775680), (80, 1620308), (124, 1045360), (146, 887840), (155, 836288), (160, 810154), (179, 724160), (248, 522680), (292, 443920), (310, 418144), (320, 405077), (358, 362080), (365, 355136), (496, 261340), (584, 221960), (620, 209072), (716, 181040), (730, 177568), (895, 144832), (992, 130670), (1168, 110980), (1240, 104536), (1432, 90520), (1460, 88784), (1790, 72416), (1984, 65335), (2263, 57280), (2336, 55490), (2480, 52268), (2864, 45260), (2920, 44392), (3580, 36208), (4526, 28640), (4672, 27745), (4960, 26134), (5549, 23360), (5728, 22630), (5840, 22196), (7160, 18104), (9052, 14320), (9920, 13067), (11098, 11680), (11315, 11456)]