261593472

素因数分解:

$2^7\times 3^1\times 7^1\times {\mathrm{307}}^1\times {\mathrm{317}}^1$

素因数の和:648

約数の個数: 128

約数和(自身を含む): 799223040

約数和(自身を除く): 537629568

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 32, 42, 48, 56, 64, 84, 96, 112, 128, 168, 192, 224, 307, 317, 336, 384, 448, 614, 634, 672, 896, 921, 951, 1228, 1268, 1344, 1842, 1902, 2149, 2219, 2456, 2536, 2688, 3684, 3804, 4298, 4438, 4912, 5072, 6447, 6657, 7368, 7608, 8596, 8876, 9824, 10144, 12894, 13314, 14736, 15216, 17192, 17752, 19648, 20288, 25788, 26628, 29472, 30432, 34384, 35504, 39296, 40576, 51576, 53256, 58944, 60864, 68768, 71008, 97319, 103152, 106512, 117888, 121728, 137536, 142016, 194638, 206304, 213024, 275072, 284032, 291957, 389276, 412608, 426048, 583914, 681233, 778552, 825216, 852096, 1167828, 1362466, 1557104, 2043699, 2335656, 2724932, 3114208, 4087398, 4671312, 5449864, 6228416, 8174796, 9342624, 10899728, 12456832, 16349592, 18685248, 21799456, 32699184, 37370496, 43598912, 65398368, 87197824, 130796736, 261593472]

約数ペア:

[(1, 261593472), (2, 130796736), (3, 87197824), (4, 65398368), (6, 43598912), (7, 37370496), (8, 32699184), (12, 21799456), (14, 18685248), (16, 16349592), (21, 12456832), (24, 10899728), (28, 9342624), (32, 8174796), (42, 6228416), (48, 5449864), (56, 4671312), (64, 4087398), (84, 3114208), (96, 2724932), (112, 2335656), (128, 2043699), (168, 1557104), (192, 1362466), (224, 1167828), (307, 852096), (317, 825216), (336, 778552), (384, 681233), (448, 583914), (614, 426048), (634, 412608), (672, 389276), (896, 291957), (921, 284032), (951, 275072), (1228, 213024), (1268, 206304), (1344, 194638), (1842, 142016), (1902, 137536), (2149, 121728), (2219, 117888), (2456, 106512), (2536, 103152), (2688, 97319), (3684, 71008), (3804, 68768), (4298, 60864), (4438, 58944), (4912, 53256), (5072, 51576), (6447, 40576), (6657, 39296), (7368, 35504), (7608, 34384), (8596, 30432), (8876, 29472), (9824, 26628), (10144, 25788), (12894, 20288), (13314, 19648), (14736, 17752), (15216, 17192)]