61200180

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{7907}}^1$

素因数の和:7965

約数の個数: 72

約数和(自身を含む): 189981792

約数和(自身を除く): 128781612

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, 215, 258, 387, 430, 516, 645, 774, 860, 1290, 1548, 1935, 2580, 3870, 7740, 7907, 15814, 23721, 31628, 39535, 47442, 71163, 79070, 94884, 118605, 142326, 158140, 237210, 284652, 340001, 355815, 474420, 680002, 711630, 1020003, 1360004, 1423260, 1700005, 2040006, 3060009, 3400010, 4080012, 5100015, 6120018, 6800020, 10200030, 12240036, 15300045, 20400060, 30600090, 61200180]

約数ペア:

[(1, 61200180), (2, 30600090), (3, 20400060), (4, 15300045), (5, 12240036), (6, 10200030), (9, 6800020), (10, 6120018), (12, 5100015), (15, 4080012), (18, 3400010), (20, 3060009), (30, 2040006), (36, 1700005), (43, 1423260), (45, 1360004), (60, 1020003), (86, 711630), (90, 680002), (129, 474420), (172, 355815), (180, 340001), (215, 284652), (258, 237210), (387, 158140), (430, 142326), (516, 118605), (645, 94884), (774, 79070), (860, 71163), (1290, 47442), (1548, 39535), (1935, 31628), (2580, 23721), (3870, 15814), (7740, 7907)]