131223720

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{1093531}}^1$

素因数の和:1093545

約数の個数: 32

約数和(自身を含む): 393671520

約数和(自身を除く): 262447800

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 1093531, 2187062, 3280593, 4374124, 5467655, 6561186, 8748248, 10935310, 13122372, 16402965, 21870620, 26244744, 32805930, 43741240, 65611860, 131223720]

約数ペア:

[(1, 131223720), (2, 65611860), (3, 43741240), (4, 32805930), (5, 26244744), (6, 21870620), (8, 16402965), (10, 13122372), (12, 10935310), (15, 8748248), (20, 6561186), (24, 5467655), (30, 4374124), (40, 3280593), (60, 2187062), (120, 1093531)]