138937728

素因数分解:

$2^7\times 3^1\times {\mathrm{19}}^1\times {\mathrm{137}}^1\times {\mathrm{139}}^1$

素因数の和:312

約数の個数: 128

約数和(自身を含む): 394128000

約数和(自身を除く): 255190272

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 19, 24, 32, 38, 48, 57, 64, 76, 96, 114, 128, 137, 139, 152, 192, 228, 274, 278, 304, 384, 411, 417, 456, 548, 556, 608, 822, 834, 912, 1096, 1112, 1216, 1644, 1668, 1824, 2192, 2224, 2432, 2603, 2641, 3288, 3336, 3648, 4384, 4448, 5206, 5282, 6576, 6672, 7296, 7809, 7923, 8768, 8896, 10412, 10564, 13152, 13344, 15618, 15846, 17536, 17792, 19043, 20824, 21128, 26304, 26688, 31236, 31692, 38086, 41648, 42256, 52608, 53376, 57129, 62472, 63384, 76172, 83296, 84512, 114258, 124944, 126768, 152344, 166592, 169024, 228516, 249888, 253536, 304688, 333184, 338048, 361817, 457032, 499776, 507072, 609376, 723634, 914064, 999552, 1014144, 1085451, 1218752, 1447268, 1828128, 2170902, 2437504, 2894536, 3656256, 4341804, 5789072, 7312512, 8683608, 11578144, 17367216, 23156288, 34734432, 46312576, 69468864, 138937728]

約数ペア:

[(1, 138937728), (2, 69468864), (3, 46312576), (4, 34734432), (6, 23156288), (8, 17367216), (12, 11578144), (16, 8683608), (19, 7312512), (24, 5789072), (32, 4341804), (38, 3656256), (48, 2894536), (57, 2437504), (64, 2170902), (76, 1828128), (96, 1447268), (114, 1218752), (128, 1085451), (137, 1014144), (139, 999552), (152, 914064), (192, 723634), (228, 609376), (274, 507072), (278, 499776), (304, 457032), (384, 361817), (411, 338048), (417, 333184), (456, 304688), (548, 253536), (556, 249888), (608, 228516), (822, 169024), (834, 166592), (912, 152344), (1096, 126768), (1112, 124944), (1216, 114258), (1644, 84512), (1668, 83296), (1824, 76172), (2192, 63384), (2224, 62472), (2432, 57129), (2603, 53376), (2641, 52608), (3288, 42256), (3336, 41648), (3648, 38086), (4384, 31692), (4448, 31236), (5206, 26688), (5282, 26304), (6576, 21128), (6672, 20824), (7296, 19043), (7809, 17792), (7923, 17536), (8768, 15846), (8896, 15618), (10412, 13344), (10564, 13152)]