179653280

素因数分解:

$2^5\times 5^1\times {\mathrm{17}}^1\times {\mathrm{257}}^2$

素因数の和:546

約数の個数: 72

約数和(自身を含む): 451152828

約数和(自身を除く): 271499548

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 32, 34, 40, 68, 80, 85, 136, 160, 170, 257, 272, 340, 514, 544, 680, 1028, 1285, 1360, 2056, 2570, 2720, 4112, 4369, 5140, 8224, 8738, 10280, 17476, 20560, 21845, 34952, 41120, 43690, 66049, 69904, 87380, 132098, 139808, 174760, 264196, 330245, 349520, 528392, 660490, 699040, 1056784, 1122833, 1320980, 2113568, 2245666, 2641960, 4491332, 5283920, 5614165, 8982664, 10567840, 11228330, 17965328, 22456660, 35930656, 44913320, 89826640, 179653280]

約数ペア:

[(1, 179653280), (2, 89826640), (4, 44913320), (5, 35930656), (8, 22456660), (10, 17965328), (16, 11228330), (17, 10567840), (20, 8982664), (32, 5614165), (34, 5283920), (40, 4491332), (68, 2641960), (80, 2245666), (85, 2113568), (136, 1320980), (160, 1122833), (170, 1056784), (257, 699040), (272, 660490), (340, 528392), (514, 349520), (544, 330245), (680, 264196), (1028, 174760), (1285, 139808), (1360, 132098), (2056, 87380), (2570, 69904), (2720, 66049), (4112, 43690), (4369, 41120), (5140, 34952), (8224, 21845), (8738, 20560), (10280, 17476)]