256073184

素因数分解:

$2^5\times 3^3\times {\mathrm{19}}^2\times {\mathrm{821}}^1$

素因数の和:878

約数の個数: 144

約数和(自身を含む): 789218640

約数和(自身を除く): 533145456

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 19, 24, 27, 32, 36, 38, 48, 54, 57, 72, 76, 96, 108, 114, 144, 152, 171, 216, 228, 288, 304, 342, 361, 432, 456, 513, 608, 684, 722, 821, 864, 912, 1026, 1083, 1368, 1444, 1642, 1824, 2052, 2166, 2463, 2736, 2888, 3249, 3284, 4104, 4332, 4926, 5472, 5776, 6498, 6568, 7389, 8208, 8664, 9747, 9852, 11552, 12996, 13136, 14778, 15599, 16416, 17328, 19494, 19704, 22167, 25992, 26272, 29556, 31198, 34656, 38988, 39408, 44334, 46797, 51984, 59112, 62396, 77976, 78816, 88668, 93594, 103968, 118224, 124792, 140391, 155952, 177336, 187188, 236448, 249584, 280782, 296381, 311904, 354672, 374376, 421173, 499168, 561564, 592762, 709344, 748752, 842346, 889143, 1123128, 1185524, 1497504, 1684692, 1778286, 2246256, 2371048, 2667429, 3369384, 3556572, 4492512, 4742096, 5334858, 6738768, 7113144, 8002287, 9484192, 10669716, 13477536, 14226288, 16004574, 21339432, 28452576, 32009148, 42678864, 64018296, 85357728, 128036592, 256073184]

約数ペア:

[(1, 256073184), (2, 128036592), (3, 85357728), (4, 64018296), (6, 42678864), (8, 32009148), (9, 28452576), (12, 21339432), (16, 16004574), (18, 14226288), (19, 13477536), (24, 10669716), (27, 9484192), (32, 8002287), (36, 7113144), (38, 6738768), (48, 5334858), (54, 4742096), (57, 4492512), (72, 3556572), (76, 3369384), (96, 2667429), (108, 2371048), (114, 2246256), (144, 1778286), (152, 1684692), (171, 1497504), (216, 1185524), (228, 1123128), (288, 889143), (304, 842346), (342, 748752), (361, 709344), (432, 592762), (456, 561564), (513, 499168), (608, 421173), (684, 374376), (722, 354672), (821, 311904), (864, 296381), (912, 280782), (1026, 249584), (1083, 236448), (1368, 187188), (1444, 177336), (1642, 155952), (1824, 140391), (2052, 124792), (2166, 118224), (2463, 103968), (2736, 93594), (2888, 88668), (3249, 78816), (3284, 77976), (4104, 62396), (4332, 59112), (4926, 51984), (5472, 46797), (5776, 44334), (6498, 39408), (6568, 38988), (7389, 34656), (8208, 31198), (8664, 29556), (9747, 26272), (9852, 25992), (11552, 22167), (12996, 19704), (13136, 19494), (14778, 17328), (15599, 16416)]