208496628

素因数分解:

$2^2\times 3^2\times {\mathrm{37}}^1\times {\mathrm{157}}^1\times {\mathrm{997}}^1$

素因数の和:1201

約数の個数: 72

約数和(自身を含む): 545271272

約数和(自身を除く): 336774644

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 37, 74, 111, 148, 157, 222, 314, 333, 444, 471, 628, 666, 942, 997, 1332, 1413, 1884, 1994, 2826, 2991, 3988, 5652, 5809, 5982, 8973, 11618, 11964, 17427, 17946, 23236, 34854, 35892, 36889, 52281, 69708, 73778, 104562, 110667, 147556, 156529, 209124, 221334, 313058, 332001, 442668, 469587, 626116, 664002, 939174, 1328004, 1408761, 1878348, 2817522, 5635044, 5791573, 11583146, 17374719, 23166292, 34749438, 52124157, 69498876, 104248314, 208496628]

約数ペア:

[(1, 208496628), (2, 104248314), (3, 69498876), (4, 52124157), (6, 34749438), (9, 23166292), (12, 17374719), (18, 11583146), (36, 5791573), (37, 5635044), (74, 2817522), (111, 1878348), (148, 1408761), (157, 1328004), (222, 939174), (314, 664002), (333, 626116), (444, 469587), (471, 442668), (628, 332001), (666, 313058), (942, 221334), (997, 209124), (1332, 156529), (1413, 147556), (1884, 110667), (1994, 104562), (2826, 73778), (2991, 69708), (3988, 52281), (5652, 36889), (5809, 35892), (5982, 34854), (8973, 23236), (11618, 17946), (11964, 17427)]