261676896

素因数分解:

$2^5\times 3^1\times {\mathrm{13}}^2\times {\mathrm{127}}^2$

素因数の和:293

約数の個数: 108

約数和(自身を含む): 749707812

約数和(自身を除く): 488030916

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 32, 39, 48, 52, 78, 96, 104, 127, 156, 169, 208, 254, 312, 338, 381, 416, 507, 508, 624, 676, 762, 1014, 1016, 1248, 1352, 1524, 1651, 2028, 2032, 2704, 3048, 3302, 4056, 4064, 4953, 5408, 6096, 6604, 8112, 9906, 12192, 13208, 16129, 16224, 19812, 21463, 26416, 32258, 39624, 42926, 48387, 52832, 64389, 64516, 79248, 85852, 96774, 128778, 129032, 158496, 171704, 193548, 209677, 257556, 258064, 343408, 387096, 419354, 515112, 516128, 629031, 686816, 774192, 838708, 1030224, 1258062, 1548384, 1677416, 2060448, 2516124, 2725801, 3354832, 5032248, 5451602, 6709664, 8177403, 10064496, 10903204, 16354806, 20128992, 21806408, 32709612, 43612816, 65419224, 87225632, 130838448, 261676896]

約数ペア:

[(1, 261676896), (2, 130838448), (3, 87225632), (4, 65419224), (6, 43612816), (8, 32709612), (12, 21806408), (13, 20128992), (16, 16354806), (24, 10903204), (26, 10064496), (32, 8177403), (39, 6709664), (48, 5451602), (52, 5032248), (78, 3354832), (96, 2725801), (104, 2516124), (127, 2060448), (156, 1677416), (169, 1548384), (208, 1258062), (254, 1030224), (312, 838708), (338, 774192), (381, 686816), (416, 629031), (507, 516128), (508, 515112), (624, 419354), (676, 387096), (762, 343408), (1014, 258064), (1016, 257556), (1248, 209677), (1352, 193548), (1524, 171704), (1651, 158496), (2028, 129032), (2032, 128778), (2704, 96774), (3048, 85852), (3302, 79248), (4056, 64516), (4064, 64389), (4953, 52832), (5408, 48387), (6096, 42926), (6604, 39624), (8112, 32258), (9906, 26416), (12192, 21463), (13208, 19812), (16129, 16224)]