153931360

素因数分解:

$2^5\times 5^1\times {\mathrm{11}}^2\times {\mathrm{7951}}^1$

素因数の和:7988

約数の個数: 72

約数和(自身を含む): 399778848

約数和(自身を除く): 245847488

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 80, 88, 110, 121, 160, 176, 220, 242, 352, 440, 484, 605, 880, 968, 1210, 1760, 1936, 2420, 3872, 4840, 7951, 9680, 15902, 19360, 31804, 39755, 63608, 79510, 87461, 127216, 159020, 174922, 254432, 318040, 349844, 437305, 636080, 699688, 874610, 962071, 1272160, 1399376, 1749220, 1924142, 2798752, 3498440, 3848284, 4810355, 6996880, 7696568, 9620710, 13993760, 15393136, 19241420, 30786272, 38482840, 76965680, 153931360]

約数ペア:

[(1, 153931360), (2, 76965680), (4, 38482840), (5, 30786272), (8, 19241420), (10, 15393136), (11, 13993760), (16, 9620710), (20, 7696568), (22, 6996880), (32, 4810355), (40, 3848284), (44, 3498440), (55, 2798752), (80, 1924142), (88, 1749220), (110, 1399376), (121, 1272160), (160, 962071), (176, 874610), (220, 699688), (242, 636080), (352, 437305), (440, 349844), (484, 318040), (605, 254432), (880, 174922), (968, 159020), (1210, 127216), (1760, 87461), (1936, 79510), (2420, 63608), (3872, 39755), (4840, 31804), (7951, 19360), (9680, 15902)]