818633520

素因数分解:

$2^4\times 3^3\times 5^1\times {\mathrm{378997}}^1$

素因数の和:379019

約数の個数: 80

約数和(自身を含む): 2819745120

約数和(自身を除く): 2001111600

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 36, 40, 45, 48, 54, 60, 72, 80, 90, 108, 120, 135, 144, 180, 216, 240, 270, 360, 432, 540, 720, 1080, 2160, 378997, 757994, 1136991, 1515988, 1894985, 2273982, 3031976, 3410973, 3789970, 4547964, 5684955, 6063952, 6821946, 7579940, 9095928, 10232919, 11369910, 13643892, 15159880, 17054865, 18191856, 20465838, 22739820, 27287784, 30319760, 34109730, 40931676, 45479640, 51164595, 54575568, 68219460, 81863352, 90959280, 102329190, 136438920, 163726704, 204658380, 272877840, 409316760, 818633520]

約数ペア:

[(1, 818633520), (2, 409316760), (3, 272877840), (4, 204658380), (5, 163726704), (6, 136438920), (8, 102329190), (9, 90959280), (10, 81863352), (12, 68219460), (15, 54575568), (16, 51164595), (18, 45479640), (20, 40931676), (24, 34109730), (27, 30319760), (30, 27287784), (36, 22739820), (40, 20465838), (45, 18191856), (48, 17054865), (54, 15159880), (60, 13643892), (72, 11369910), (80, 10232919), (90, 9095928), (108, 7579940), (120, 6821946), (135, 6063952), (144, 5684955), (180, 4547964), (216, 3789970), (240, 3410973), (270, 3031976), (360, 2273982), (432, 1894985), (540, 1515988), (720, 1136991), (1080, 757994), (2160, 378997)]