261182016

素因数分解:

$2^6\times 3^3\times {\mathrm{17}}^2\times {\mathrm{523}}^1$

素因数の和:578

約数の個数: 168

約数和(自身を含む): 817209440

約数和(自身を除く): 556027424

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 17, 18, 24, 27, 32, 34, 36, 48, 51, 54, 64, 68, 72, 96, 102, 108, 136, 144, 153, 192, 204, 216, 272, 288, 289, 306, 408, 432, 459, 523, 544, 576, 578, 612, 816, 864, 867, 918, 1046, 1088, 1156, 1224, 1569, 1632, 1728, 1734, 1836, 2092, 2312, 2448, 2601, 3138, 3264, 3468, 3672, 4184, 4624, 4707, 4896, 5202, 6276, 6936, 7344, 7803, 8368, 8891, 9248, 9414, 9792, 10404, 12552, 13872, 14121, 14688, 15606, 16736, 17782, 18496, 18828, 20808, 25104, 26673, 27744, 28242, 29376, 31212, 33472, 35564, 37656, 41616, 50208, 53346, 55488, 56484, 62424, 71128, 75312, 80019, 83232, 100416, 106692, 112968, 124848, 142256, 150624, 151147, 160038, 166464, 213384, 225936, 240057, 249696, 284512, 301248, 302294, 320076, 426768, 451872, 453441, 480114, 499392, 569024, 604588, 640152, 853536, 903744, 906882, 960228, 1209176, 1280304, 1360323, 1707072, 1813764, 1920456, 2418352, 2560608, 2720646, 3627528, 3840912, 4080969, 4836704, 5121216, 5441292, 7255056, 7681824, 8161938, 9673408, 10882584, 14510112, 15363648, 16323876, 21765168, 29020224, 32647752, 43530336, 65295504, 87060672, 130591008, 261182016]

約数ペア:

[(1, 261182016), (2, 130591008), (3, 87060672), (4, 65295504), (6, 43530336), (8, 32647752), (9, 29020224), (12, 21765168), (16, 16323876), (17, 15363648), (18, 14510112), (24, 10882584), (27, 9673408), (32, 8161938), (34, 7681824), (36, 7255056), (48, 5441292), (51, 5121216), (54, 4836704), (64, 4080969), (68, 3840912), (72, 3627528), (96, 2720646), (102, 2560608), (108, 2418352), (136, 1920456), (144, 1813764), (153, 1707072), (192, 1360323), (204, 1280304), (216, 1209176), (272, 960228), (288, 906882), (289, 903744), (306, 853536), (408, 640152), (432, 604588), (459, 569024), (523, 499392), (544, 480114), (576, 453441), (578, 451872), (612, 426768), (816, 320076), (864, 302294), (867, 301248), (918, 284512), (1046, 249696), (1088, 240057), (1156, 225936), (1224, 213384), (1569, 166464), (1632, 160038), (1728, 151147), (1734, 150624), (1836, 142256), (2092, 124848), (2312, 112968), (2448, 106692), (2601, 100416), (3138, 83232), (3264, 80019), (3468, 75312), (3672, 71128), (4184, 62424), (4624, 56484), (4707, 55488), (4896, 53346), (5202, 50208), (6276, 41616), (6936, 37656), (7344, 35564), (7803, 33472), (8368, 31212), (8891, 29376), (9248, 28242), (9414, 27744), (9792, 26673), (10404, 25104), (12552, 20808), (13872, 18828), (14121, 18496), (14688, 17782), (15606, 16736)]