220735312

素因数分解:

$2^4\times 7^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{2207}}^1$

素因数の和:2288

約数の個数: 80

約数和(自身を含む): 525680640

約数和(自身を除く): 304945328

約数列:

[1, 2, 4, 7, 8, 14, 16, 19, 28, 38, 47, 56, 76, 94, 112, 133, 152, 188, 266, 304, 329, 376, 532, 658, 752, 893, 1064, 1316, 1786, 2128, 2207, 2632, 3572, 4414, 5264, 6251, 7144, 8828, 12502, 14288, 15449, 17656, 25004, 30898, 35312, 41933, 50008, 61796, 83866, 100016, 103729, 123592, 167732, 207458, 247184, 293531, 335464, 414916, 587062, 670928, 726103, 829832, 1174124, 1452206, 1659664, 1970851, 2348248, 2904412, 3941702, 4696496, 5808824, 7883404, 11617648, 13795957, 15766808, 27591914, 31533616, 55183828, 110367656, 220735312]

約数ペア:

[(1, 220735312), (2, 110367656), (4, 55183828), (7, 31533616), (8, 27591914), (14, 15766808), (16, 13795957), (19, 11617648), (28, 7883404), (38, 5808824), (47, 4696496), (56, 3941702), (76, 2904412), (94, 2348248), (112, 1970851), (133, 1659664), (152, 1452206), (188, 1174124), (266, 829832), (304, 726103), (329, 670928), (376, 587062), (532, 414916), (658, 335464), (752, 293531), (893, 247184), (1064, 207458), (1316, 167732), (1786, 123592), (2128, 103729), (2207, 100016), (2632, 83866), (3572, 61796), (4414, 50008), (5264, 41933), (6251, 35312), (7144, 30898), (8828, 25004), (12502, 17656), (14288, 15449)]