78356628

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{239}}^1\times {\mathrm{1301}}^1$

素因数の和:1557

約数の個数: 72

約数和(自身を含む): 227485440

約数和(自身を除く): 149128812

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 239, 252, 478, 717, 956, 1301, 1434, 1673, 2151, 2602, 2868, 3346, 3903, 4302, 5019, 5204, 6692, 7806, 8604, 9107, 10038, 11709, 15057, 15612, 18214, 20076, 23418, 27321, 30114, 36428, 46836, 54642, 60228, 81963, 109284, 163926, 310939, 327852, 621878, 932817, 1243756, 1865634, 2176573, 2798451, 3731268, 4353146, 5596902, 6529719, 8706292, 11193804, 13059438, 19589157, 26118876, 39178314, 78356628]

約数ペア:

[(1, 78356628), (2, 39178314), (3, 26118876), (4, 19589157), (6, 13059438), (7, 11193804), (9, 8706292), (12, 6529719), (14, 5596902), (18, 4353146), (21, 3731268), (28, 2798451), (36, 2176573), (42, 1865634), (63, 1243756), (84, 932817), (126, 621878), (239, 327852), (252, 310939), (478, 163926), (717, 109284), (956, 81963), (1301, 60228), (1434, 54642), (1673, 46836), (2151, 36428), (2602, 30114), (2868, 27321), (3346, 23418), (3903, 20076), (4302, 18214), (5019, 15612), (5204, 15057), (6692, 11709), (7806, 10038), (8604, 9107)]