180031880

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{31}}^1\times {\mathrm{2963}}^1$

素因数の和:3019

約数の個数: 96

約数和(自身を含む): 486570240

約数和(自身を除く): 306538360

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 31, 35, 40, 49, 56, 62, 70, 98, 124, 140, 155, 196, 217, 245, 248, 280, 310, 392, 434, 490, 620, 868, 980, 1085, 1240, 1519, 1736, 1960, 2170, 2963, 3038, 4340, 5926, 6076, 7595, 8680, 11852, 12152, 14815, 15190, 20741, 23704, 29630, 30380, 41482, 59260, 60760, 82964, 91853, 103705, 118520, 145187, 165928, 183706, 207410, 290374, 367412, 414820, 459265, 580748, 642971, 725935, 734824, 829640, 918530, 1161496, 1285942, 1451870, 1837060, 2571884, 2903740, 3214855, 3674120, 4500797, 5143768, 5807480, 6429710, 9001594, 12859420, 18003188, 22503985, 25718840, 36006376, 45007970, 90015940, 180031880]

約数ペア:

[(1, 180031880), (2, 90015940), (4, 45007970), (5, 36006376), (7, 25718840), (8, 22503985), (10, 18003188), (14, 12859420), (20, 9001594), (28, 6429710), (31, 5807480), (35, 5143768), (40, 4500797), (49, 3674120), (56, 3214855), (62, 2903740), (70, 2571884), (98, 1837060), (124, 1451870), (140, 1285942), (155, 1161496), (196, 918530), (217, 829640), (245, 734824), (248, 725935), (280, 642971), (310, 580748), (392, 459265), (434, 414820), (490, 367412), (620, 290374), (868, 207410), (980, 183706), (1085, 165928), (1240, 145187), (1519, 118520), (1736, 103705), (1960, 91853), (2170, 82964), (2963, 60760), (3038, 59260), (4340, 41482), (5926, 30380), (6076, 29630), (7595, 23704), (8680, 20741), (11852, 15190), (12152, 14815)]