128480440

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{10069}}^1$

素因数の和:10120

約数の個数: 64

約数和(自身を含む): 326268000

約数和(自身を除く): 197787560

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 29, 40, 44, 55, 58, 88, 110, 116, 145, 220, 232, 290, 319, 440, 580, 638, 1160, 1276, 1595, 2552, 3190, 6380, 10069, 12760, 20138, 40276, 50345, 80552, 100690, 110759, 201380, 221518, 292001, 402760, 443036, 553795, 584002, 886072, 1107590, 1168004, 1460005, 2215180, 2336008, 2920010, 3212011, 4430360, 5840020, 6424022, 11680040, 12848044, 16060055, 25696088, 32120110, 64240220, 128480440]

約数ペア:

[(1, 128480440), (2, 64240220), (4, 32120110), (5, 25696088), (8, 16060055), (10, 12848044), (11, 11680040), (20, 6424022), (22, 5840020), (29, 4430360), (40, 3212011), (44, 2920010), (55, 2336008), (58, 2215180), (88, 1460005), (110, 1168004), (116, 1107590), (145, 886072), (220, 584002), (232, 553795), (290, 443036), (319, 402760), (440, 292001), (580, 221518), (638, 201380), (1160, 110759), (1276, 100690), (1595, 80552), (2552, 50345), (3190, 40276), (6380, 20138), (10069, 12760)]