725188716

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{73}}^1\times {\mathrm{79}}^1\times {\mathrm{499}}^1$

素因数の和:668

約数の個数: 144

約数和(自身を含む): 2154880000

約数和(自身を除く): 1429691284

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 73, 79, 84, 126, 146, 158, 219, 237, 252, 292, 316, 438, 474, 499, 511, 553, 657, 711, 876, 948, 998, 1022, 1106, 1314, 1422, 1497, 1533, 1659, 1996, 2044, 2212, 2628, 2844, 2994, 3066, 3318, 3493, 4491, 4599, 4977, 5767, 5988, 6132, 6636, 6986, 8982, 9198, 9954, 10479, 11534, 13972, 17301, 17964, 18396, 19908, 20958, 23068, 31437, 34602, 36427, 39421, 40369, 41916, 51903, 62874, 69204, 72854, 78842, 80738, 103806, 109281, 118263, 121107, 125748, 145708, 157684, 161476, 207612, 218562, 236526, 242214, 254989, 275947, 327843, 354789, 363321, 437124, 473052, 484428, 509978, 551894, 655686, 709578, 726642, 764967, 827841, 1019956, 1103788, 1311372, 1419156, 1453284, 1529934, 1655682, 2294901, 2483523, 2877733, 3059868, 3311364, 4589802, 4967046, 5755466, 8633199, 9179604, 9934092, 11510932, 17266398, 20144131, 25899597, 34532796, 40288262, 51799194, 60432393, 80576524, 103598388, 120864786, 181297179, 241729572, 362594358, 725188716]

約数ペア:

[(1, 725188716), (2, 362594358), (3, 241729572), (4, 181297179), (6, 120864786), (7, 103598388), (9, 80576524), (12, 60432393), (14, 51799194), (18, 40288262), (21, 34532796), (28, 25899597), (36, 20144131), (42, 17266398), (63, 11510932), (73, 9934092), (79, 9179604), (84, 8633199), (126, 5755466), (146, 4967046), (158, 4589802), (219, 3311364), (237, 3059868), (252, 2877733), (292, 2483523), (316, 2294901), (438, 1655682), (474, 1529934), (499, 1453284), (511, 1419156), (553, 1311372), (657, 1103788), (711, 1019956), (876, 827841), (948, 764967), (998, 726642), (1022, 709578), (1106, 655686), (1314, 551894), (1422, 509978), (1497, 484428), (1533, 473052), (1659, 437124), (1996, 363321), (2044, 354789), (2212, 327843), (2628, 275947), (2844, 254989), (2994, 242214), (3066, 236526), (3318, 218562), (3493, 207612), (4491, 161476), (4599, 157684), (4977, 145708), (5767, 125748), (5988, 121107), (6132, 118263), (6636, 109281), (6986, 103806), (8982, 80738), (9198, 78842), (9954, 72854), (10479, 69204), (11534, 62874), (13972, 51903), (17301, 41916), (17964, 40369), (18396, 39421), (19908, 36427), (20958, 34602), (23068, 31437)]