281242100480

素因数分解:

$2^8\times 5^1\times {\mathrm{11}}^2\times {\mathrm{1815871}}^1$

素因数の和:1815914

約数の個数: 108

約数和(自身を含む): 740472652416

約数和(自身を除く): 459230551936

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 64, 80, 88, 110, 121, 128, 160, 176, 220, 242, 256, 320, 352, 440, 484, 605, 640, 704, 880, 968, 1210, 1280, 1408, 1760, 1936, 2420, 2816, 3520, 3872, 4840, 7040, 7744, 9680, 14080, 15488, 19360, 30976, 38720, 77440, 154880, 1815871, 3631742, 7263484, 9079355, 14526968, 18158710, 19974581, 29053936, 36317420, 39949162, 58107872, 72634840, 79898324, 99872905, 116215744, 145269680, 159796648, 199745810, 219720391, 232431488, 290539360, 319593296, 399491620, 439440782, 464862976, 581078720, 639186592, 798983240, 878881564, 1098601955, 1162157440, 1278373184, 1597966480, 1757763128, 2197203910, 2324314880, 2556746368, 3195932960, 3515526256, 4394407820, 5113492736, 6391865920, 7031052512, 8788815640, 12783731840, 14062105024, 17577631280, 25567463680, 28124210048, 35155262560, 56248420096, 70310525120, 140621050240, 281242100480]

約数ペア:

[(1, 281242100480), (2, 140621050240), (4, 70310525120), (5, 56248420096), (8, 35155262560), (10, 28124210048), (11, 25567463680), (16, 17577631280), (20, 14062105024), (22, 12783731840), (32, 8788815640), (40, 7031052512), (44, 6391865920), (55, 5113492736), (64, 4394407820), (80, 3515526256), (88, 3195932960), (110, 2556746368), (121, 2324314880), (128, 2197203910), (160, 1757763128), (176, 1597966480), (220, 1278373184), (242, 1162157440), (256, 1098601955), (320, 878881564), (352, 798983240), (440, 639186592), (484, 581078720), (605, 464862976), (640, 439440782), (704, 399491620), (880, 319593296), (968, 290539360), (1210, 232431488), (1280, 219720391), (1408, 199745810), (1760, 159796648), (1936, 145269680), (2420, 116215744), (2816, 99872905), (3520, 79898324), (3872, 72634840), (4840, 58107872), (7040, 39949162), (7744, 36317420), (9680, 29053936), (14080, 19974581), (15488, 18158710), (19360, 14526968), (30976, 9079355), (38720, 7263484), (77440, 3631742), (154880, 1815871)]