256512312

素因数分解:

$2^3\times 3^3\times 7^1\times {\mathrm{19}}^1\times {\mathrm{8929}}^1$

素因数の和:8970

約数の個数: 128

約数和(自身を含む): 857280000

約数和(自身を除く): 600767688

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 19, 21, 24, 27, 28, 36, 38, 42, 54, 56, 57, 63, 72, 76, 84, 108, 114, 126, 133, 152, 168, 171, 189, 216, 228, 252, 266, 342, 378, 399, 456, 504, 513, 532, 684, 756, 798, 1026, 1064, 1197, 1368, 1512, 1596, 2052, 2394, 3192, 3591, 4104, 4788, 7182, 8929, 9576, 14364, 17858, 26787, 28728, 35716, 53574, 62503, 71432, 80361, 107148, 125006, 160722, 169651, 187509, 214296, 241083, 250012, 321444, 339302, 375018, 482166, 500024, 508953, 562527, 642888, 678604, 750036, 964332, 1017906, 1125054, 1187557, 1357208, 1500072, 1526859, 1687581, 1928664, 2035812, 2250108, 2375114, 3053718, 3375162, 3562671, 4071624, 4500216, 4580577, 4750228, 6107436, 6750324, 7125342, 9161154, 9500456, 10688013, 12214872, 13500648, 14250684, 18322308, 21376026, 28501368, 32064039, 36644616, 42752052, 64128078, 85504104, 128256156, 256512312]

約数ペア:

[(1, 256512312), (2, 128256156), (3, 85504104), (4, 64128078), (6, 42752052), (7, 36644616), (8, 32064039), (9, 28501368), (12, 21376026), (14, 18322308), (18, 14250684), (19, 13500648), (21, 12214872), (24, 10688013), (27, 9500456), (28, 9161154), (36, 7125342), (38, 6750324), (42, 6107436), (54, 4750228), (56, 4580577), (57, 4500216), (63, 4071624), (72, 3562671), (76, 3375162), (84, 3053718), (108, 2375114), (114, 2250108), (126, 2035812), (133, 1928664), (152, 1687581), (168, 1526859), (171, 1500072), (189, 1357208), (216, 1187557), (228, 1125054), (252, 1017906), (266, 964332), (342, 750036), (378, 678604), (399, 642888), (456, 562527), (504, 508953), (513, 500024), (532, 482166), (684, 375018), (756, 339302), (798, 321444), (1026, 250012), (1064, 241083), (1197, 214296), (1368, 187509), (1512, 169651), (1596, 160722), (2052, 125006), (2394, 107148), (3192, 80361), (3591, 71432), (4104, 62503), (4788, 53574), (7182, 35716), (8929, 28728), (9576, 26787), (14364, 17858)]