127921728

素因数分解:

$2^6\times 3^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{1637}}^1$

素因数の和:1700

約数の個数: 112

約数和(自身を含む): 379439424

約数和(自身を除く): 251517696

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 16, 22, 24, 32, 33, 37, 44, 48, 64, 66, 74, 88, 96, 111, 132, 148, 176, 192, 222, 264, 296, 352, 407, 444, 528, 592, 704, 814, 888, 1056, 1184, 1221, 1628, 1637, 1776, 2112, 2368, 2442, 3256, 3274, 3552, 4884, 4911, 6512, 6548, 7104, 9768, 9822, 13024, 13096, 18007, 19536, 19644, 26048, 26192, 36014, 39072, 39288, 52384, 54021, 60569, 72028, 78144, 78576, 104768, 108042, 121138, 144056, 157152, 181707, 216084, 242276, 288112, 314304, 363414, 432168, 484552, 576224, 666259, 726828, 864336, 969104, 1152448, 1332518, 1453656, 1728672, 1938208, 1998777, 2665036, 2907312, 3457344, 3876416, 3997554, 5330072, 5814624, 7995108, 10660144, 11629248, 15990216, 21320288, 31980432, 42640576, 63960864, 127921728]

約数ペア:

[(1, 127921728), (2, 63960864), (3, 42640576), (4, 31980432), (6, 21320288), (8, 15990216), (11, 11629248), (12, 10660144), (16, 7995108), (22, 5814624), (24, 5330072), (32, 3997554), (33, 3876416), (37, 3457344), (44, 2907312), (48, 2665036), (64, 1998777), (66, 1938208), (74, 1728672), (88, 1453656), (96, 1332518), (111, 1152448), (132, 969104), (148, 864336), (176, 726828), (192, 666259), (222, 576224), (264, 484552), (296, 432168), (352, 363414), (407, 314304), (444, 288112), (528, 242276), (592, 216084), (704, 181707), (814, 157152), (888, 144056), (1056, 121138), (1184, 108042), (1221, 104768), (1628, 78576), (1637, 78144), (1776, 72028), (2112, 60569), (2368, 54021), (2442, 52384), (3256, 39288), (3274, 39072), (3552, 36014), (4884, 26192), (4911, 26048), (6512, 19644), (6548, 19536), (7104, 18007), (9768, 13096), (9822, 13024)]