258730812

素因数分解:

$2^2\times 3^2\times {\mathrm{59}}^1\times {\mathrm{181}}^1\times {\mathrm{673}}^1$

素因数の和:923

約数の個数: 72

約数和(自身を含む): 669767280

約数和(自身を除く): 411036468

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 59, 118, 177, 181, 236, 354, 362, 531, 543, 673, 708, 724, 1062, 1086, 1346, 1629, 2019, 2124, 2172, 2692, 3258, 4038, 6057, 6516, 8076, 10679, 12114, 21358, 24228, 32037, 39707, 42716, 64074, 79414, 96111, 119121, 121813, 128148, 158828, 192222, 238242, 243626, 357363, 365439, 384444, 476484, 487252, 714726, 730878, 1096317, 1429452, 1461756, 2192634, 4385268, 7186967, 14373934, 21560901, 28747868, 43121802, 64682703, 86243604, 129365406, 258730812]

約数ペア:

[(1, 258730812), (2, 129365406), (3, 86243604), (4, 64682703), (6, 43121802), (9, 28747868), (12, 21560901), (18, 14373934), (36, 7186967), (59, 4385268), (118, 2192634), (177, 1461756), (181, 1429452), (236, 1096317), (354, 730878), (362, 714726), (531, 487252), (543, 476484), (673, 384444), (708, 365439), (724, 357363), (1062, 243626), (1086, 238242), (1346, 192222), (1629, 158828), (2019, 128148), (2124, 121813), (2172, 119121), (2692, 96111), (3258, 79414), (4038, 64074), (6057, 42716), (6516, 39707), (8076, 32037), (10679, 24228), (12114, 21358)]