390060

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{197}}^1$

素因数の和:223

約数の個数: 72

約数和(自身を含む): 1297296

約数和(自身を除く): 907236

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 18, 20, 22, 30, 33, 36, 44, 45, 55, 60, 66, 90, 99, 110, 132, 165, 180, 197, 198, 220, 330, 394, 396, 495, 591, 660, 788, 985, 990, 1182, 1773, 1970, 1980, 2167, 2364, 2955, 3546, 3940, 4334, 5910, 6501, 7092, 8668, 8865, 10835, 11820, 13002, 17730, 19503, 21670, 26004, 32505, 35460, 39006, 43340, 65010, 78012, 97515, 130020, 195030, 390060]

約数ペア:

[(1, 390060), (2, 195030), (3, 130020), (4, 97515), (5, 78012), (6, 65010), (9, 43340), (10, 39006), (11, 35460), (12, 32505), (15, 26004), (18, 21670), (20, 19503), (22, 17730), (30, 13002), (33, 11820), (36, 10835), (44, 8865), (45, 8668), (55, 7092), (60, 6501), (66, 5910), (90, 4334), (99, 3940), (110, 3546), (132, 2955), (165, 2364), (180, 2167), (197, 1980), (198, 1970), (220, 1773), (330, 1182), (394, 990), (396, 985), (495, 788), (591, 660)]