218753612

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{1289}}^1$

素因数の和:1359

約数の個数: 96

約数和(自身を含む): 520128000

約数和(自身を除く): 301374388

約数列:

[1, 2, 4, 7, 11, 14, 19, 22, 28, 29, 38, 44, 58, 76, 77, 116, 133, 154, 203, 209, 266, 308, 319, 406, 418, 532, 551, 638, 812, 836, 1102, 1276, 1289, 1463, 2204, 2233, 2578, 2926, 3857, 4466, 5156, 5852, 6061, 7714, 8932, 9023, 12122, 14179, 15428, 18046, 24244, 24491, 28358, 36092, 37381, 42427, 48982, 56716, 74762, 84854, 97964, 99253, 149524, 169708, 171437, 198506, 261667, 269401, 342874, 397012, 411191, 523334, 538802, 685748, 710239, 822382, 1046668, 1077604, 1420478, 1644764, 1885807, 2840956, 2878337, 3771614, 4971673, 5756674, 7543228, 7812629, 9943346, 11513348, 15625258, 19886692, 31250516, 54688403, 109376806, 218753612]

約数ペア:

[(1, 218753612), (2, 109376806), (4, 54688403), (7, 31250516), (11, 19886692), (14, 15625258), (19, 11513348), (22, 9943346), (28, 7812629), (29, 7543228), (38, 5756674), (44, 4971673), (58, 3771614), (76, 2878337), (77, 2840956), (116, 1885807), (133, 1644764), (154, 1420478), (203, 1077604), (209, 1046668), (266, 822382), (308, 710239), (319, 685748), (406, 538802), (418, 523334), (532, 411191), (551, 397012), (638, 342874), (812, 269401), (836, 261667), (1102, 198506), (1276, 171437), (1289, 169708), (1463, 149524), (2204, 99253), (2233, 97964), (2578, 84854), (2926, 74762), (3857, 56716), (4466, 48982), (5156, 42427), (5852, 37381), (6061, 36092), (7714, 28358), (8932, 24491), (9023, 24244), (12122, 18046), (14179, 15428)]