120690440

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{7487}}^1$

素因数の和:7542

約数の個数: 64

約数和(自身を含む): 301916160

約数和(自身を除く): 181225720

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 31, 40, 52, 62, 65, 104, 124, 130, 155, 248, 260, 310, 403, 520, 620, 806, 1240, 1612, 2015, 3224, 4030, 7487, 8060, 14974, 16120, 29948, 37435, 59896, 74870, 97331, 149740, 194662, 232097, 299480, 389324, 464194, 486655, 778648, 928388, 973310, 1160485, 1856776, 1946620, 2320970, 3017261, 3893240, 4641940, 6034522, 9283880, 12069044, 15086305, 24138088, 30172610, 60345220, 120690440]

約数ペア:

[(1, 120690440), (2, 60345220), (4, 30172610), (5, 24138088), (8, 15086305), (10, 12069044), (13, 9283880), (20, 6034522), (26, 4641940), (31, 3893240), (40, 3017261), (52, 2320970), (62, 1946620), (65, 1856776), (104, 1160485), (124, 973310), (130, 928388), (155, 778648), (248, 486655), (260, 464194), (310, 389324), (403, 299480), (520, 232097), (620, 194662), (806, 149740), (1240, 97331), (1612, 74870), (2015, 59896), (3224, 37435), (4030, 29948), (7487, 16120), (8060, 14974)]