64440828

素因数分解:

$2^2\times 3^2\times {\mathrm{37}}^1\times {\mathrm{101}}^1\times {\mathrm{479}}^1$

素因数の和:627

約数の個数: 72

約数和(自身を含む): 169303680

約数和(自身を除く): 104862852

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 37, 74, 101, 111, 148, 202, 222, 303, 333, 404, 444, 479, 606, 666, 909, 958, 1212, 1332, 1437, 1818, 1916, 2874, 3636, 3737, 4311, 5748, 7474, 8622, 11211, 14948, 17244, 17723, 22422, 33633, 35446, 44844, 48379, 53169, 67266, 70892, 96758, 106338, 134532, 145137, 159507, 193516, 212676, 290274, 319014, 435411, 580548, 638028, 870822, 1741644, 1790023, 3580046, 5370069, 7160092, 10740138, 16110207, 21480276, 32220414, 64440828]

約数ペア:

[(1, 64440828), (2, 32220414), (3, 21480276), (4, 16110207), (6, 10740138), (9, 7160092), (12, 5370069), (18, 3580046), (36, 1790023), (37, 1741644), (74, 870822), (101, 638028), (111, 580548), (148, 435411), (202, 319014), (222, 290274), (303, 212676), (333, 193516), (404, 159507), (444, 145137), (479, 134532), (606, 106338), (666, 96758), (909, 70892), (958, 67266), (1212, 53169), (1332, 48379), (1437, 44844), (1818, 35446), (1916, 33633), (2874, 22422), (3636, 17723), (3737, 17244), (4311, 14948), (5748, 11211), (7474, 8622)]