1296005520

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{5400023}}^1$

素因数の和:5400039

約数の個数: 40

約数和(自身を含む): 4017617856

約数和(自身を除く): 2721612336

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 5400023, 10800046, 16200069, 21600092, 27000115, 32400138, 43200184, 54000230, 64800276, 81000345, 86400368, 108000460, 129600552, 162000690, 216000920, 259201104, 324001380, 432001840, 648002760, 1296005520]

約数ペア:

[(1, 1296005520), (2, 648002760), (3, 432001840), (4, 324001380), (5, 259201104), (6, 216000920), (8, 162000690), (10, 129600552), (12, 108000460), (15, 86400368), (16, 81000345), (20, 64800276), (24, 54000230), (30, 43200184), (40, 32400138), (48, 27000115), (60, 21600092), (80, 16200069), (120, 10800046), (240, 5400023)]