68097920

素因数分解:

$2^7\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{569}}^1$

素因数の和:616

約数の個数: 128

約数和(自身を含む): 188373600

約数和(自身を除く): 120275680

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 17, 20, 22, 32, 34, 40, 44, 55, 64, 68, 80, 85, 88, 110, 128, 136, 160, 170, 176, 187, 220, 272, 320, 340, 352, 374, 440, 544, 569, 640, 680, 704, 748, 880, 935, 1088, 1138, 1360, 1408, 1496, 1760, 1870, 2176, 2276, 2720, 2845, 2992, 3520, 3740, 4552, 5440, 5690, 5984, 6259, 7040, 7480, 9104, 9673, 10880, 11380, 11968, 12518, 14960, 18208, 19346, 22760, 23936, 25036, 29920, 31295, 36416, 38692, 45520, 48365, 50072, 59840, 62590, 72832, 77384, 91040, 96730, 100144, 106403, 119680, 125180, 154768, 182080, 193460, 200288, 212806, 250360, 309536, 364160, 386920, 400576, 425612, 500720, 532015, 619072, 773840, 801152, 851224, 1001440, 1064030, 1238144, 1547680, 1702448, 2002880, 2128060, 3095360, 3404896, 4005760, 4256120, 6190720, 6809792, 8512240, 13619584, 17024480, 34048960, 68097920]

約数ペア:

[(1, 68097920), (2, 34048960), (4, 17024480), (5, 13619584), (8, 8512240), (10, 6809792), (11, 6190720), (16, 4256120), (17, 4005760), (20, 3404896), (22, 3095360), (32, 2128060), (34, 2002880), (40, 1702448), (44, 1547680), (55, 1238144), (64, 1064030), (68, 1001440), (80, 851224), (85, 801152), (88, 773840), (110, 619072), (128, 532015), (136, 500720), (160, 425612), (170, 400576), (176, 386920), (187, 364160), (220, 309536), (272, 250360), (320, 212806), (340, 200288), (352, 193460), (374, 182080), (440, 154768), (544, 125180), (569, 119680), (640, 106403), (680, 100144), (704, 96730), (748, 91040), (880, 77384), (935, 72832), (1088, 62590), (1138, 59840), (1360, 50072), (1408, 48365), (1496, 45520), (1760, 38692), (1870, 36416), (2176, 31295), (2276, 29920), (2720, 25036), (2845, 23936), (2992, 22760), (3520, 19346), (3740, 18208), (4552, 14960), (5440, 12518), (5690, 11968), (5984, 11380), (6259, 10880), (7040, 9673), (7480, 9104)]