68212760

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{22147}}^1$

素因数の和:22176

約数の個数: 64

約数和(自身を含む): 191358720

約数和(自身を除く): 123145960

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 20, 22, 28, 35, 40, 44, 55, 56, 70, 77, 88, 110, 140, 154, 220, 280, 308, 385, 440, 616, 770, 1540, 3080, 22147, 44294, 88588, 110735, 155029, 177176, 221470, 243617, 310058, 442940, 487234, 620116, 775145, 885880, 974468, 1218085, 1240232, 1550290, 1705319, 1948936, 2436170, 3100580, 3410638, 4872340, 6201160, 6821276, 8526595, 9744680, 13642552, 17053190, 34106380, 68212760]

約数ペア:

[(1, 68212760), (2, 34106380), (4, 17053190), (5, 13642552), (7, 9744680), (8, 8526595), (10, 6821276), (11, 6201160), (14, 4872340), (20, 3410638), (22, 3100580), (28, 2436170), (35, 1948936), (40, 1705319), (44, 1550290), (55, 1240232), (56, 1218085), (70, 974468), (77, 885880), (88, 775145), (110, 620116), (140, 487234), (154, 442940), (220, 310058), (280, 243617), (308, 221470), (385, 177176), (440, 155029), (616, 110735), (770, 88588), (1540, 44294), (3080, 22147)]