68959660

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{6397}}^1$

素因数の和:6431

約数の個数: 72

約数和(自身を含む): 183801744

約数和(自身を除く): 114842084

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 44, 49, 55, 70, 77, 98, 110, 140, 154, 196, 220, 245, 308, 385, 490, 539, 770, 980, 1078, 1540, 2156, 2695, 5390, 6397, 10780, 12794, 25588, 31985, 44779, 63970, 70367, 89558, 127940, 140734, 179116, 223895, 281468, 313453, 351835, 447790, 492569, 626906, 703670, 895580, 985138, 1253812, 1407340, 1567265, 1970276, 2462845, 3134530, 3447983, 4925690, 6269060, 6895966, 9851380, 13791932, 17239915, 34479830, 68959660]

約数ペア:

[(1, 68959660), (2, 34479830), (4, 17239915), (5, 13791932), (7, 9851380), (10, 6895966), (11, 6269060), (14, 4925690), (20, 3447983), (22, 3134530), (28, 2462845), (35, 1970276), (44, 1567265), (49, 1407340), (55, 1253812), (70, 985138), (77, 895580), (98, 703670), (110, 626906), (140, 492569), (154, 447790), (196, 351835), (220, 313453), (245, 281468), (308, 223895), (385, 179116), (490, 140734), (539, 127940), (770, 89558), (980, 70367), (1078, 63970), (1540, 44779), (2156, 31985), (2695, 25588), (5390, 12794), (6397, 10780)]