7780680

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{21613}}^1$

素因数の和:21630

約数の個数: 48

約数和(自身を含む): 25288380

約数和(自身を除く): 17507700

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 180, 360, 21613, 43226, 64839, 86452, 108065, 129678, 172904, 194517, 216130, 259356, 324195, 389034, 432260, 518712, 648390, 778068, 864520, 972585, 1296780, 1556136, 1945170, 2593560, 3890340, 7780680]

約数ペア:

[(1, 7780680), (2, 3890340), (3, 2593560), (4, 1945170), (5, 1556136), (6, 1296780), (8, 972585), (9, 864520), (10, 778068), (12, 648390), (15, 518712), (18, 432260), (20, 389034), (24, 324195), (30, 259356), (36, 216130), (40, 194517), (45, 172904), (60, 129678), (72, 108065), (90, 86452), (120, 64839), (180, 43226), (360, 21613)]