72070064

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{89}}^1\times {\mathrm{107}}^1$

素因数の和:258

約数の個数: 80

約数和(自身を含む): 159096960

約数和(自身を除く): 87026896

約数列:

[1, 2, 4, 8, 11, 16, 22, 43, 44, 86, 88, 89, 107, 172, 176, 178, 214, 344, 356, 428, 473, 688, 712, 856, 946, 979, 1177, 1424, 1712, 1892, 1958, 2354, 3784, 3827, 3916, 4601, 4708, 7568, 7654, 7832, 9202, 9416, 9523, 15308, 15664, 18404, 18832, 19046, 30616, 36808, 38092, 42097, 50611, 61232, 73616, 76184, 84194, 101222, 104753, 152368, 168388, 202444, 209506, 336776, 404888, 409489, 419012, 673552, 809776, 818978, 838024, 1637956, 1676048, 3275912, 4504379, 6551824, 9008758, 18017516, 36035032, 72070064]

約数ペア:

[(1, 72070064), (2, 36035032), (4, 18017516), (8, 9008758), (11, 6551824), (16, 4504379), (22, 3275912), (43, 1676048), (44, 1637956), (86, 838024), (88, 818978), (89, 809776), (107, 673552), (172, 419012), (176, 409489), (178, 404888), (214, 336776), (344, 209506), (356, 202444), (428, 168388), (473, 152368), (688, 104753), (712, 101222), (856, 84194), (946, 76184), (979, 73616), (1177, 61232), (1424, 50611), (1712, 42097), (1892, 38092), (1958, 36808), (2354, 30616), (3784, 19046), (3827, 18832), (3916, 18404), (4601, 15664), (4708, 15308), (7568, 9523), (7654, 9416), (7832, 9202)]