1524780

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{197}}^1$

素因数の和:255

約数の個数: 72

約数和(自身を含む): 4756752

約数和(自身を除く): 3231972

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 43, 45, 60, 86, 90, 129, 172, 180, 197, 215, 258, 387, 394, 430, 516, 591, 645, 774, 788, 860, 985, 1182, 1290, 1548, 1773, 1935, 1970, 2364, 2580, 2955, 3546, 3870, 3940, 5910, 7092, 7740, 8471, 8865, 11820, 16942, 17730, 25413, 33884, 35460, 42355, 50826, 76239, 84710, 101652, 127065, 152478, 169420, 254130, 304956, 381195, 508260, 762390, 1524780]

約数ペア:

[(1, 1524780), (2, 762390), (3, 508260), (4, 381195), (5, 304956), (6, 254130), (9, 169420), (10, 152478), (12, 127065), (15, 101652), (18, 84710), (20, 76239), (30, 50826), (36, 42355), (43, 35460), (45, 33884), (60, 25413), (86, 17730), (90, 16942), (129, 11820), (172, 8865), (180, 8471), (197, 7740), (215, 7092), (258, 5910), (387, 3940), (394, 3870), (430, 3546), (516, 2955), (591, 2580), (645, 2364), (774, 1970), (788, 1935), (860, 1773), (985, 1548), (1182, 1290)]