261934452

素因数分解:

$2^2\times 3^3\times {\mathrm{13}}^2\times {\mathrm{113}}^1\times {\mathrm{127}}^1$

素因数の和:279

約数の個数: 144

約数和(自身を含む): 747694080

約数和(自身を除く): 485759628

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 27, 36, 39, 52, 54, 78, 108, 113, 117, 127, 156, 169, 226, 234, 254, 338, 339, 351, 381, 452, 468, 507, 508, 676, 678, 702, 762, 1014, 1017, 1143, 1356, 1404, 1469, 1521, 1524, 1651, 2028, 2034, 2286, 2938, 3042, 3051, 3302, 3429, 4068, 4407, 4563, 4572, 4953, 5876, 6084, 6102, 6604, 6858, 8814, 9126, 9906, 12204, 13221, 13716, 14351, 14859, 17628, 18252, 19097, 19812, 21463, 26442, 28702, 29718, 38194, 39663, 42926, 43053, 44577, 52884, 57291, 57404, 59436, 64389, 76388, 79326, 85852, 86106, 89154, 114582, 128778, 129159, 158652, 171873, 172212, 178308, 186563, 193167, 229164, 257556, 258318, 343746, 373126, 386334, 387477, 515619, 516636, 559689, 579501, 687492, 746252, 772668, 774954, 1031238, 1119378, 1159002, 1549908, 1679067, 2062476, 2238756, 2318004, 2425319, 3358134, 4850638, 5037201, 6716268, 7275957, 9701276, 10074402, 14551914, 20148804, 21827871, 29103828, 43655742, 65483613, 87311484, 130967226, 261934452]

約数ペア:

[(1, 261934452), (2, 130967226), (3, 87311484), (4, 65483613), (6, 43655742), (9, 29103828), (12, 21827871), (13, 20148804), (18, 14551914), (26, 10074402), (27, 9701276), (36, 7275957), (39, 6716268), (52, 5037201), (54, 4850638), (78, 3358134), (108, 2425319), (113, 2318004), (117, 2238756), (127, 2062476), (156, 1679067), (169, 1549908), (226, 1159002), (234, 1119378), (254, 1031238), (338, 774954), (339, 772668), (351, 746252), (381, 687492), (452, 579501), (468, 559689), (507, 516636), (508, 515619), (676, 387477), (678, 386334), (702, 373126), (762, 343746), (1014, 258318), (1017, 257556), (1143, 229164), (1356, 193167), (1404, 186563), (1469, 178308), (1521, 172212), (1524, 171873), (1651, 158652), (2028, 129159), (2034, 128778), (2286, 114582), (2938, 89154), (3042, 86106), (3051, 85852), (3302, 79326), (3429, 76388), (4068, 64389), (4407, 59436), (4563, 57404), (4572, 57291), (4953, 52884), (5876, 44577), (6084, 43053), (6102, 42926), (6604, 39663), (6858, 38194), (8814, 29718), (9126, 28702), (9906, 26442), (12204, 21463), (13221, 19812), (13716, 19097), (14351, 18252), (14859, 17628)]