81483984

素因数分解:

$2^4\times 3^2\times {\mathrm{571}}^1\times {\mathrm{991}}^1$

素因数の和:1576

約数の個数: 60

約数和(自身を含む): 228671872

約数和(自身を除く): 147187888

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 72, 144, 571, 991, 1142, 1713, 1982, 2284, 2973, 3426, 3964, 4568, 5139, 5946, 6852, 7928, 8919, 9136, 10278, 11892, 13704, 15856, 17838, 20556, 23784, 27408, 35676, 41112, 47568, 71352, 82224, 142704, 565861, 1131722, 1697583, 2263444, 3395166, 4526888, 5092749, 6790332, 9053776, 10185498, 13580664, 20370996, 27161328, 40741992, 81483984]

約数ペア:

[(1, 81483984), (2, 40741992), (3, 27161328), (4, 20370996), (6, 13580664), (8, 10185498), (9, 9053776), (12, 6790332), (16, 5092749), (18, 4526888), (24, 3395166), (36, 2263444), (48, 1697583), (72, 1131722), (144, 565861), (571, 142704), (991, 82224), (1142, 71352), (1713, 47568), (1982, 41112), (2284, 35676), (2973, 27408), (3426, 23784), (3964, 20556), (4568, 17838), (5139, 15856), (5946, 13704), (6852, 11892), (7928, 10278), (8919, 9136)]