321467640

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{206069}}^1$

素因数の和:206096

約数の個数: 64

約数和(自身を含む): 1038592800

約数和(自身を除く): 717125160

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 30, 39, 40, 52, 60, 65, 78, 104, 120, 130, 156, 195, 260, 312, 390, 520, 780, 1560, 206069, 412138, 618207, 824276, 1030345, 1236414, 1648552, 2060690, 2472828, 2678897, 3091035, 4121380, 4945656, 5357794, 6182070, 8036691, 8242760, 10715588, 12364140, 13394485, 16073382, 21431176, 24728280, 26788970, 32146764, 40183455, 53577940, 64293528, 80366910, 107155880, 160733820, 321467640]

約数ペア:

[(1, 321467640), (2, 160733820), (3, 107155880), (4, 80366910), (5, 64293528), (6, 53577940), (8, 40183455), (10, 32146764), (12, 26788970), (13, 24728280), (15, 21431176), (20, 16073382), (24, 13394485), (26, 12364140), (30, 10715588), (39, 8242760), (40, 8036691), (52, 6182070), (60, 5357794), (65, 4945656), (78, 4121380), (104, 3091035), (120, 2678897), (130, 2472828), (156, 2060690), (195, 1648552), (260, 1236414), (312, 1030345), (390, 824276), (520, 618207), (780, 412138), (1560, 206069)]