664737990

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{166601}}^1$

素因数の和:166637

約数の個数: 64

約数和(自身を含む): 1919255040

約数和(自身を除く): 1254517050

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 19, 21, 30, 35, 38, 42, 57, 70, 95, 105, 114, 133, 190, 210, 266, 285, 399, 570, 665, 798, 1330, 1995, 3990, 166601, 333202, 499803, 833005, 999606, 1166207, 1666010, 2332414, 2499015, 3165419, 3498621, 4998030, 5831035, 6330838, 6997242, 9496257, 11662070, 15827095, 17493105, 18992514, 22157933, 31654190, 34986210, 44315866, 47481285, 66473799, 94962570, 110789665, 132947598, 221579330, 332368995, 664737990]

約数ペア:

[(1, 664737990), (2, 332368995), (3, 221579330), (5, 132947598), (6, 110789665), (7, 94962570), (10, 66473799), (14, 47481285), (15, 44315866), (19, 34986210), (21, 31654190), (30, 22157933), (35, 18992514), (38, 17493105), (42, 15827095), (57, 11662070), (70, 9496257), (95, 6997242), (105, 6330838), (114, 5831035), (133, 4998030), (190, 3498621), (210, 3165419), (266, 2499015), (285, 2332414), (399, 1666010), (570, 1166207), (665, 999606), (798, 833005), (1330, 499803), (1995, 333202), (3990, 166601)]