72918560

素因数分解:

$2^5\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{3187}}^1$

素因数の和:3226

約数の個数: 96

約数和(自身を含む): 202450752

約数和(自身を除く): 129532192

約数列:

[1, 2, 4, 5, 8, 10, 11, 13, 16, 20, 22, 26, 32, 40, 44, 52, 55, 65, 80, 88, 104, 110, 130, 143, 160, 176, 208, 220, 260, 286, 352, 416, 440, 520, 572, 715, 880, 1040, 1144, 1430, 1760, 2080, 2288, 2860, 3187, 4576, 5720, 6374, 11440, 12748, 15935, 22880, 25496, 31870, 35057, 41431, 50992, 63740, 70114, 82862, 101984, 127480, 140228, 165724, 175285, 207155, 254960, 280456, 331448, 350570, 414310, 455741, 509920, 560912, 662896, 701140, 828620, 911482, 1121824, 1325792, 1402280, 1657240, 1822964, 2278705, 2804560, 3314480, 3645928, 4557410, 5609120, 6628960, 7291856, 9114820, 14583712, 18229640, 36459280, 72918560]

約数ペア:

[(1, 72918560), (2, 36459280), (4, 18229640), (5, 14583712), (8, 9114820), (10, 7291856), (11, 6628960), (13, 5609120), (16, 4557410), (20, 3645928), (22, 3314480), (26, 2804560), (32, 2278705), (40, 1822964), (44, 1657240), (52, 1402280), (55, 1325792), (65, 1121824), (80, 911482), (88, 828620), (104, 701140), (110, 662896), (130, 560912), (143, 509920), (160, 455741), (176, 414310), (208, 350570), (220, 331448), (260, 280456), (286, 254960), (352, 207155), (416, 175285), (440, 165724), (520, 140228), (572, 127480), (715, 101984), (880, 82862), (1040, 70114), (1144, 63740), (1430, 50992), (1760, 41431), (2080, 35057), (2288, 31870), (2860, 25496), (3187, 22880), (4576, 15935), (5720, 12748), (6374, 11440)]