81413024

素因数分解:

$2^5\times 7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{47}}^1$

素因数の和:131

約数の個数: 192

約数和(自身を含む): 220631040

約数和(自身を除く): 139218016

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 19, 22, 28, 32, 37, 38, 44, 47, 56, 74, 76, 77, 88, 94, 112, 133, 148, 152, 154, 176, 188, 209, 224, 259, 266, 296, 304, 308, 329, 352, 376, 407, 418, 517, 518, 532, 592, 608, 616, 658, 703, 752, 814, 836, 893, 1034, 1036, 1064, 1184, 1232, 1316, 1406, 1463, 1504, 1628, 1672, 1739, 1786, 2068, 2072, 2128, 2464, 2632, 2812, 2849, 2926, 3256, 3344, 3478, 3572, 3619, 4136, 4144, 4256, 4921, 5264, 5624, 5698, 5852, 6251, 6512, 6688, 6956, 7144, 7238, 7733, 8272, 8288, 9823, 9842, 10528, 11248, 11396, 11704, 12173, 12502, 13024, 13912, 14288, 14476, 15466, 16544, 19129, 19646, 19684, 22496, 22792, 23408, 24346, 25004, 27824, 28576, 28952, 30932, 33041, 38258, 39292, 39368, 45584, 46816, 48692, 50008, 54131, 55648, 57904, 61864, 66082, 68761, 76516, 78584, 78736, 91168, 97384, 100016, 108262, 115808, 123728, 132164, 133903, 137522, 153032, 157168, 157472, 194768, 200032, 216524, 231287, 247456, 264328, 267806, 275044, 306064, 314336, 363451, 389536, 433048, 462574, 528656, 535612, 550088, 612128, 726902, 866096, 925148, 1057312, 1071224, 1100176, 1453804, 1732192, 1850296, 2142448, 2200352, 2544157, 2907608, 3700592, 4284896, 5088314, 5815216, 7401184, 10176628, 11630432, 20353256, 40706512, 81413024]

約数ペア:

[(1, 81413024), (2, 40706512), (4, 20353256), (7, 11630432), (8, 10176628), (11, 7401184), (14, 5815216), (16, 5088314), (19, 4284896), (22, 3700592), (28, 2907608), (32, 2544157), (37, 2200352), (38, 2142448), (44, 1850296), (47, 1732192), (56, 1453804), (74, 1100176), (76, 1071224), (77, 1057312), (88, 925148), (94, 866096), (112, 726902), (133, 612128), (148, 550088), (152, 535612), (154, 528656), (176, 462574), (188, 433048), (209, 389536), (224, 363451), (259, 314336), (266, 306064), (296, 275044), (304, 267806), (308, 264328), (329, 247456), (352, 231287), (376, 216524), (407, 200032), (418, 194768), (517, 157472), (518, 157168), (532, 153032), (592, 137522), (608, 133903), (616, 132164), (658, 123728), (703, 115808), (752, 108262), (814, 100016), (836, 97384), (893, 91168), (1034, 78736), (1036, 78584), (1064, 76516), (1184, 68761), (1232, 66082), (1316, 61864), (1406, 57904), (1463, 55648), (1504, 54131), (1628, 50008), (1672, 48692), (1739, 46816), (1786, 45584), (2068, 39368), (2072, 39292), (2128, 38258), (2464, 33041), (2632, 30932), (2812, 28952), (2849, 28576), (2926, 27824), (3256, 25004), (3344, 24346), (3478, 23408), (3572, 22792), (3619, 22496), (4136, 19684), (4144, 19646), (4256, 19129), (4921, 16544), (5264, 15466), (5624, 14476), (5698, 14288), (5852, 13912), (6251, 13024), (6512, 12502), (6688, 12173), (6956, 11704), (7144, 11396), (7238, 11248), (7733, 10528), (8272, 9842), (8288, 9823)]