251816136

素因数分解:

$2^3\times 3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{239}}^1\times {\mathrm{307}}^1$

素因数の和:579

約数の個数: 128

約数和(自身を含む): 745113600

約数和(自身を除く): 493297464

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 13, 22, 24, 26, 33, 39, 44, 52, 66, 78, 88, 104, 132, 143, 156, 239, 264, 286, 307, 312, 429, 478, 572, 614, 717, 858, 921, 956, 1144, 1228, 1434, 1716, 1842, 1912, 2456, 2629, 2868, 3107, 3377, 3432, 3684, 3991, 5258, 5736, 6214, 6754, 7368, 7887, 7982, 9321, 10131, 10516, 11973, 12428, 13508, 15774, 15964, 18642, 20262, 21032, 23946, 24856, 27016, 31548, 31928, 34177, 37284, 40524, 43901, 47892, 63096, 68354, 73373, 74568, 81048, 87802, 95784, 102531, 131703, 136708, 146746, 175604, 205062, 220119, 263406, 273416, 293492, 351208, 410124, 440238, 526812, 586984, 807103, 820248, 880476, 953849, 1053624, 1614206, 1760952, 1907698, 2421309, 2861547, 3228412, 3815396, 4842618, 5723094, 6456824, 7630792, 9685236, 10492339, 11446188, 19370472, 20984678, 22892376, 31477017, 41969356, 62954034, 83938712, 125908068, 251816136]

約数ペア:

[(1, 251816136), (2, 125908068), (3, 83938712), (4, 62954034), (6, 41969356), (8, 31477017), (11, 22892376), (12, 20984678), (13, 19370472), (22, 11446188), (24, 10492339), (26, 9685236), (33, 7630792), (39, 6456824), (44, 5723094), (52, 4842618), (66, 3815396), (78, 3228412), (88, 2861547), (104, 2421309), (132, 1907698), (143, 1760952), (156, 1614206), (239, 1053624), (264, 953849), (286, 880476), (307, 820248), (312, 807103), (429, 586984), (478, 526812), (572, 440238), (614, 410124), (717, 351208), (858, 293492), (921, 273416), (956, 263406), (1144, 220119), (1228, 205062), (1434, 175604), (1716, 146746), (1842, 136708), (1912, 131703), (2456, 102531), (2629, 95784), (2868, 87802), (3107, 81048), (3377, 74568), (3432, 73373), (3684, 68354), (3991, 63096), (5258, 47892), (5736, 43901), (6214, 40524), (6754, 37284), (7368, 34177), (7887, 31928), (7982, 31548), (9321, 27016), (10131, 24856), (10516, 23946), (11973, 21032), (12428, 20262), (13508, 18642), (15774, 15964)]