118661940

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{15331}}^1$

素因数の和:15389

約数の個数: 72

約数和(自身を含む): 368335968

約数和(自身を除く): 249674028

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, 15331, 30662, 45993, 61324, 76655, 91986, 137979, 153310, 183972, 229965, 275958, 306620, 459930, 551916, 659233, 689895, 919860, 1318466, 1379790, 1977699, 2636932, 2759580, 3296165, 3955398, 5933097, 6592330, 7910796, 9888495, 11866194, 13184660, 19776990, 23732388, 29665485, 39553980, 59330970, 118661940]

約数ペア:

[(1, 118661940), (2, 59330970), (3, 39553980), (4, 29665485), (5, 23732388), (6, 19776990), (9, 13184660), (10, 11866194), (12, 9888495), (15, 7910796), (18, 6592330), (20, 5933097), (30, 3955398), (36, 3296165), (43, 2759580), (45, 2636932), (60, 1977699), (86, 1379790), (90, 1318466), (129, 919860), (172, 689895), (180, 659233), (215, 551916), (258, 459930), (387, 306620), (430, 275958), (516, 229965), (645, 183972), (774, 153310), (860, 137979), (1290, 91986), (1548, 76655), (1935, 61324), (2580, 45993), (3870, 30662), (7740, 15331)]