69487880

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{11}}^2\times {\mathrm{293}}^1$

素因数の和:340

約数の個数: 144

約数和(自身を含む): 200593260

約数和(自身を除く): 131105380

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 20, 22, 28, 35, 40, 44, 49, 55, 56, 70, 77, 88, 98, 110, 121, 140, 154, 196, 220, 242, 245, 280, 293, 308, 385, 392, 440, 484, 490, 539, 586, 605, 616, 770, 847, 968, 980, 1078, 1172, 1210, 1465, 1540, 1694, 1960, 2051, 2156, 2344, 2420, 2695, 2930, 3080, 3223, 3388, 4102, 4235, 4312, 4840, 5390, 5860, 5929, 6446, 6776, 8204, 8470, 10255, 10780, 11720, 11858, 12892, 14357, 16115, 16408, 16940, 20510, 21560, 22561, 23716, 25784, 28714, 29645, 32230, 33880, 35453, 41020, 45122, 47432, 57428, 59290, 64460, 70906, 71785, 82040, 90244, 112805, 114856, 118580, 128920, 141812, 143570, 157927, 177265, 180488, 225610, 237160, 248171, 283624, 287140, 315854, 354530, 451220, 496342, 574280, 631708, 709060, 789635, 902440, 992684, 1240855, 1263416, 1418120, 1579270, 1737197, 1985368, 2481710, 3158540, 3474394, 4963420, 6317080, 6948788, 8685985, 9926840, 13897576, 17371970, 34743940, 69487880]

約数ペア:

[(1, 69487880), (2, 34743940), (4, 17371970), (5, 13897576), (7, 9926840), (8, 8685985), (10, 6948788), (11, 6317080), (14, 4963420), (20, 3474394), (22, 3158540), (28, 2481710), (35, 1985368), (40, 1737197), (44, 1579270), (49, 1418120), (55, 1263416), (56, 1240855), (70, 992684), (77, 902440), (88, 789635), (98, 709060), (110, 631708), (121, 574280), (140, 496342), (154, 451220), (196, 354530), (220, 315854), (242, 287140), (245, 283624), (280, 248171), (293, 237160), (308, 225610), (385, 180488), (392, 177265), (440, 157927), (484, 143570), (490, 141812), (539, 128920), (586, 118580), (605, 114856), (616, 112805), (770, 90244), (847, 82040), (968, 71785), (980, 70906), (1078, 64460), (1172, 59290), (1210, 57428), (1465, 47432), (1540, 45122), (1694, 41020), (1960, 35453), (2051, 33880), (2156, 32230), (2344, 29645), (2420, 28714), (2695, 25784), (2930, 23716), (3080, 22561), (3223, 21560), (3388, 20510), (4102, 16940), (4235, 16408), (4312, 16115), (4840, 14357), (5390, 12892), (5860, 11858), (5929, 11720), (6446, 10780), (6776, 10255), (8204, 8470)]