128207640

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{97127}}^1$

素因数の和:97152

約数の個数: 64

約数和(自身を含む): 419592960

約数和(自身を除く): 291385320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 20, 22, 24, 30, 33, 40, 44, 55, 60, 66, 88, 110, 120, 132, 165, 220, 264, 330, 440, 660, 1320, 97127, 194254, 291381, 388508, 485635, 582762, 777016, 971270, 1068397, 1165524, 1456905, 1942540, 2136794, 2331048, 2913810, 3205191, 3885080, 4273588, 5341985, 5827620, 6410382, 8547176, 10683970, 11655240, 12820764, 16025955, 21367940, 25641528, 32051910, 42735880, 64103820, 128207640]

約数ペア:

[(1, 128207640), (2, 64103820), (3, 42735880), (4, 32051910), (5, 25641528), (6, 21367940), (8, 16025955), (10, 12820764), (11, 11655240), (12, 10683970), (15, 8547176), (20, 6410382), (22, 5827620), (24, 5341985), (30, 4273588), (33, 3885080), (40, 3205191), (44, 2913810), (55, 2331048), (60, 2136794), (66, 1942540), (88, 1456905), (110, 1165524), (120, 1068397), (132, 971270), (165, 777016), (220, 582762), (264, 485635), (330, 388508), (440, 291381), (660, 194254), (1320, 97127)]