261736080

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{64151}}^1$

素因数の和:64184

約数の個数: 80

約数和(自身を含む): 859123584

約数和(自身を除く): 597387504

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 17, 20, 24, 30, 34, 40, 48, 51, 60, 68, 80, 85, 102, 120, 136, 170, 204, 240, 255, 272, 340, 408, 510, 680, 816, 1020, 1360, 2040, 4080, 64151, 128302, 192453, 256604, 320755, 384906, 513208, 641510, 769812, 962265, 1026416, 1090567, 1283020, 1539624, 1924530, 2181134, 2566040, 3079248, 3271701, 3849060, 4362268, 5132080, 5452835, 6543402, 7698120, 8724536, 10905670, 13086804, 15396240, 16358505, 17449072, 21811340, 26173608, 32717010, 43622680, 52347216, 65434020, 87245360, 130868040, 261736080]

約数ペア:

[(1, 261736080), (2, 130868040), (3, 87245360), (4, 65434020), (5, 52347216), (6, 43622680), (8, 32717010), (10, 26173608), (12, 21811340), (15, 17449072), (16, 16358505), (17, 15396240), (20, 13086804), (24, 10905670), (30, 8724536), (34, 7698120), (40, 6543402), (48, 5452835), (51, 5132080), (60, 4362268), (68, 3849060), (80, 3271701), (85, 3079248), (102, 2566040), (120, 2181134), (136, 1924530), (170, 1539624), (204, 1283020), (240, 1090567), (255, 1026416), (272, 962265), (340, 769812), (408, 641510), (510, 513208), (680, 384906), (816, 320755), (1020, 256604), (1360, 192453), (2040, 128302), (4080, 64151)]