40728168

素因数分解:

$2^3\times 3^2\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{821}}^1$

素因数の和:899

約数の個数: 96

約数和(自身を含む): 121179240

約数和(自身を除く): 80451072

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 18, 24, 26, 36, 39, 52, 53, 72, 78, 104, 106, 117, 156, 159, 212, 234, 312, 318, 424, 468, 477, 636, 689, 821, 936, 954, 1272, 1378, 1642, 1908, 2067, 2463, 2756, 3284, 3816, 4134, 4926, 5512, 6201, 6568, 7389, 8268, 9852, 10673, 12402, 14778, 16536, 19704, 21346, 24804, 29556, 32019, 42692, 43513, 49608, 59112, 64038, 85384, 87026, 96057, 128076, 130539, 174052, 192114, 256152, 261078, 348104, 384228, 391617, 522156, 565669, 768456, 783234, 1044312, 1131338, 1566468, 1697007, 2262676, 3132936, 3394014, 4525352, 5091021, 6788028, 10182042, 13576056, 20364084, 40728168]

約数ペア:

[(1, 40728168), (2, 20364084), (3, 13576056), (4, 10182042), (6, 6788028), (8, 5091021), (9, 4525352), (12, 3394014), (13, 3132936), (18, 2262676), (24, 1697007), (26, 1566468), (36, 1131338), (39, 1044312), (52, 783234), (53, 768456), (72, 565669), (78, 522156), (104, 391617), (106, 384228), (117, 348104), (156, 261078), (159, 256152), (212, 192114), (234, 174052), (312, 130539), (318, 128076), (424, 96057), (468, 87026), (477, 85384), (636, 64038), (689, 59112), (821, 49608), (936, 43513), (954, 42692), (1272, 32019), (1378, 29556), (1642, 24804), (1908, 21346), (2067, 19704), (2463, 16536), (2756, 14778), (3284, 12402), (3816, 10673), (4134, 9852), (4926, 8268), (5512, 7389), (6201, 6568)]