253836928

素因数分解:

$2^7\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{71}}^1$

素因数の和:186

約数の個数: 128

約数和(自身を含む): 571069440

約数和(自身を除く): 317232512

約数列:

[1, 2, 4, 8, 16, 17, 31, 32, 34, 53, 62, 64, 68, 71, 106, 124, 128, 136, 142, 212, 248, 272, 284, 424, 496, 527, 544, 568, 848, 901, 992, 1054, 1088, 1136, 1207, 1643, 1696, 1802, 1984, 2108, 2176, 2201, 2272, 2414, 3286, 3392, 3604, 3763, 3968, 4216, 4402, 4544, 4828, 6572, 6784, 7208, 7526, 8432, 8804, 9088, 9656, 13144, 14416, 15052, 16864, 17608, 19312, 26288, 27931, 28832, 30104, 33728, 35216, 37417, 38624, 52576, 55862, 57664, 60208, 63971, 67456, 70432, 74834, 77248, 105152, 111724, 115328, 116653, 120416, 127942, 140864, 149668, 154496, 210304, 223448, 233306, 240832, 255884, 281728, 299336, 446896, 466612, 481664, 511768, 598672, 893792, 933224, 1023536, 1197344, 1787584, 1866448, 1983101, 2047072, 2394688, 3575168, 3732896, 3966202, 4094144, 4789376, 7465792, 7932404, 8188288, 14931584, 15864808, 31729616, 63459232, 126918464, 253836928]

約数ペア:

[(1, 253836928), (2, 126918464), (4, 63459232), (8, 31729616), (16, 15864808), (17, 14931584), (31, 8188288), (32, 7932404), (34, 7465792), (53, 4789376), (62, 4094144), (64, 3966202), (68, 3732896), (71, 3575168), (106, 2394688), (124, 2047072), (128, 1983101), (136, 1866448), (142, 1787584), (212, 1197344), (248, 1023536), (272, 933224), (284, 893792), (424, 598672), (496, 511768), (527, 481664), (544, 466612), (568, 446896), (848, 299336), (901, 281728), (992, 255884), (1054, 240832), (1088, 233306), (1136, 223448), (1207, 210304), (1643, 154496), (1696, 149668), (1802, 140864), (1984, 127942), (2108, 120416), (2176, 116653), (2201, 115328), (2272, 111724), (2414, 105152), (3286, 77248), (3392, 74834), (3604, 70432), (3763, 67456), (3968, 63971), (4216, 60208), (4402, 57664), (4544, 55862), (4828, 52576), (6572, 38624), (6784, 37417), (7208, 35216), (7526, 33728), (8432, 30104), (8804, 28832), (9088, 27931), (9656, 26288), (13144, 19312), (14416, 17608), (15052, 16864)]