72561280

素因数分解:

$2^7\times 5^1\times {\mathrm{11}}^2\times {\mathrm{937}}^1$

素因数の和:978

約数の個数: 96

約数和(自身を含む): 190873620

約数和(自身を除く): 118312340

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 64, 80, 88, 110, 121, 128, 160, 176, 220, 242, 320, 352, 440, 484, 605, 640, 704, 880, 937, 968, 1210, 1408, 1760, 1874, 1936, 2420, 3520, 3748, 3872, 4685, 4840, 7040, 7496, 7744, 9370, 9680, 10307, 14992, 15488, 18740, 19360, 20614, 29984, 37480, 38720, 41228, 51535, 59968, 74960, 77440, 82456, 103070, 113377, 119936, 149920, 164912, 206140, 226754, 299840, 329824, 412280, 453508, 566885, 599680, 659648, 824560, 907016, 1133770, 1319296, 1649120, 1814032, 2267540, 3298240, 3628064, 4535080, 6596480, 7256128, 9070160, 14512256, 18140320, 36280640, 72561280]

約数ペア:

[(1, 72561280), (2, 36280640), (4, 18140320), (5, 14512256), (8, 9070160), (10, 7256128), (11, 6596480), (16, 4535080), (20, 3628064), (22, 3298240), (32, 2267540), (40, 1814032), (44, 1649120), (55, 1319296), (64, 1133770), (80, 907016), (88, 824560), (110, 659648), (121, 599680), (128, 566885), (160, 453508), (176, 412280), (220, 329824), (242, 299840), (320, 226754), (352, 206140), (440, 164912), (484, 149920), (605, 119936), (640, 113377), (704, 103070), (880, 82456), (937, 77440), (968, 74960), (1210, 59968), (1408, 51535), (1760, 41228), (1874, 38720), (1936, 37480), (2420, 29984), (3520, 20614), (3748, 19360), (3872, 18740), (4685, 15488), (4840, 14992), (7040, 10307), (7496, 9680), (7744, 9370)]