81322584

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{349}}^1$

素因数の和:457

約数の個数: 128

約数和(自身を含む): 248640000

約数和(自身を除く): 167317416

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 19, 21, 24, 28, 38, 42, 56, 57, 73, 76, 84, 114, 133, 146, 152, 168, 219, 228, 266, 292, 349, 399, 438, 456, 511, 532, 584, 698, 798, 876, 1022, 1047, 1064, 1387, 1396, 1533, 1596, 1752, 2044, 2094, 2443, 2774, 2792, 3066, 3192, 4088, 4161, 4188, 4886, 5548, 6132, 6631, 7329, 8322, 8376, 9709, 9772, 11096, 12264, 13262, 14658, 16644, 19418, 19544, 19893, 25477, 26524, 29127, 29316, 33288, 38836, 39786, 46417, 50954, 53048, 58254, 58632, 76431, 77672, 79572, 92834, 101908, 116508, 139251, 152862, 159144, 178339, 185668, 203816, 233016, 278502, 305724, 356678, 371336, 484063, 535017, 557004, 611448, 713356, 968126, 1070034, 1114008, 1426712, 1452189, 1936252, 2140068, 2904378, 3388441, 3872504, 4280136, 5808756, 6776882, 10165323, 11617512, 13553764, 20330646, 27107528, 40661292, 81322584]

約数ペア:

[(1, 81322584), (2, 40661292), (3, 27107528), (4, 20330646), (6, 13553764), (7, 11617512), (8, 10165323), (12, 6776882), (14, 5808756), (19, 4280136), (21, 3872504), (24, 3388441), (28, 2904378), (38, 2140068), (42, 1936252), (56, 1452189), (57, 1426712), (73, 1114008), (76, 1070034), (84, 968126), (114, 713356), (133, 611448), (146, 557004), (152, 535017), (168, 484063), (219, 371336), (228, 356678), (266, 305724), (292, 278502), (349, 233016), (399, 203816), (438, 185668), (456, 178339), (511, 159144), (532, 152862), (584, 139251), (698, 116508), (798, 101908), (876, 92834), (1022, 79572), (1047, 77672), (1064, 76431), (1387, 58632), (1396, 58254), (1533, 53048), (1596, 50954), (1752, 46417), (2044, 39786), (2094, 38836), (2443, 33288), (2774, 29316), (2792, 29127), (3066, 26524), (3192, 25477), (4088, 19893), (4161, 19544), (4188, 19418), (4886, 16644), (5548, 14658), (6132, 13262), (6631, 12264), (7329, 11096), (8322, 9772), (8376, 9709)]