69039080

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{43}}^1\times {\mathrm{89}}^1$

素因数の和:195

約数の個数: 128

約数和(自身を含む): 179625600

約数和(自身を除く): 110586520

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 41, 43, 44, 55, 82, 86, 88, 89, 110, 164, 172, 178, 205, 215, 220, 328, 344, 356, 410, 430, 440, 445, 451, 473, 712, 820, 860, 890, 902, 946, 979, 1640, 1720, 1763, 1780, 1804, 1892, 1958, 2255, 2365, 3526, 3560, 3608, 3649, 3784, 3827, 3916, 4510, 4730, 4895, 7052, 7298, 7654, 7832, 8815, 9020, 9460, 9790, 14104, 14596, 15308, 17630, 18040, 18245, 18920, 19135, 19393, 19580, 29192, 30616, 35260, 36490, 38270, 38786, 39160, 40139, 42097, 70520, 72980, 76540, 77572, 80278, 84194, 96965, 145960, 153080, 155144, 156907, 160556, 168388, 193930, 200695, 210485, 313814, 321112, 336776, 387860, 401390, 420970, 627628, 775720, 784535, 802780, 841940, 1255256, 1569070, 1605560, 1683880, 1725977, 3138140, 3451954, 6276280, 6903908, 8629885, 13807816, 17259770, 34519540, 69039080]

約数ペア:

[(1, 69039080), (2, 34519540), (4, 17259770), (5, 13807816), (8, 8629885), (10, 6903908), (11, 6276280), (20, 3451954), (22, 3138140), (40, 1725977), (41, 1683880), (43, 1605560), (44, 1569070), (55, 1255256), (82, 841940), (86, 802780), (88, 784535), (89, 775720), (110, 627628), (164, 420970), (172, 401390), (178, 387860), (205, 336776), (215, 321112), (220, 313814), (328, 210485), (344, 200695), (356, 193930), (410, 168388), (430, 160556), (440, 156907), (445, 155144), (451, 153080), (473, 145960), (712, 96965), (820, 84194), (860, 80278), (890, 77572), (902, 76540), (946, 72980), (979, 70520), (1640, 42097), (1720, 40139), (1763, 39160), (1780, 38786), (1804, 38270), (1892, 36490), (1958, 35260), (2255, 30616), (2365, 29192), (3526, 19580), (3560, 19393), (3608, 19135), (3649, 18920), (3784, 18245), (3827, 18040), (3916, 17630), (4510, 15308), (4730, 14596), (4895, 14104), (7052, 9790), (7298, 9460), (7654, 9020), (7832, 8815)]