355478144

素因数分解:

$2^7\times 7^2\times {\mathrm{19}}^2\times {\mathrm{157}}^1$

素因数の和:223

約数の個数: 144

約数和(自身を含む): 874977930

約数和(自身を除く): 519499786

約数列:

[1, 2, 4, 7, 8, 14, 16, 19, 28, 32, 38, 49, 56, 64, 76, 98, 112, 128, 133, 152, 157, 196, 224, 266, 304, 314, 361, 392, 448, 532, 608, 628, 722, 784, 896, 931, 1064, 1099, 1216, 1256, 1444, 1568, 1862, 2128, 2198, 2432, 2512, 2527, 2888, 2983, 3136, 3724, 4256, 4396, 5024, 5054, 5776, 5966, 6272, 7448, 7693, 8512, 8792, 10048, 10108, 11552, 11932, 14896, 15386, 17024, 17584, 17689, 20096, 20216, 20881, 23104, 23864, 29792, 30772, 35168, 35378, 40432, 41762, 46208, 47728, 56677, 59584, 61544, 70336, 70756, 80864, 83524, 95456, 113354, 119168, 123088, 140672, 141512, 146167, 161728, 167048, 190912, 226708, 246176, 283024, 292334, 323456, 334096, 381824, 396739, 453416, 492352, 566048, 584668, 668192, 793478, 906832, 984704, 1132096, 1169336, 1336384, 1586956, 1813664, 2264192, 2338672, 2672768, 2777173, 3173912, 3627328, 4677344, 5554346, 6347824, 7254656, 9354688, 11108692, 12695648, 18709376, 22217384, 25391296, 44434768, 50782592, 88869536, 177739072, 355478144]

約数ペア:

[(1, 355478144), (2, 177739072), (4, 88869536), (7, 50782592), (8, 44434768), (14, 25391296), (16, 22217384), (19, 18709376), (28, 12695648), (32, 11108692), (38, 9354688), (49, 7254656), (56, 6347824), (64, 5554346), (76, 4677344), (98, 3627328), (112, 3173912), (128, 2777173), (133, 2672768), (152, 2338672), (157, 2264192), (196, 1813664), (224, 1586956), (266, 1336384), (304, 1169336), (314, 1132096), (361, 984704), (392, 906832), (448, 793478), (532, 668192), (608, 584668), (628, 566048), (722, 492352), (784, 453416), (896, 396739), (931, 381824), (1064, 334096), (1099, 323456), (1216, 292334), (1256, 283024), (1444, 246176), (1568, 226708), (1862, 190912), (2128, 167048), (2198, 161728), (2432, 146167), (2512, 141512), (2527, 140672), (2888, 123088), (2983, 119168), (3136, 113354), (3724, 95456), (4256, 83524), (4396, 80864), (5024, 70756), (5054, 70336), (5776, 61544), (5966, 59584), (6272, 56677), (7448, 47728), (7693, 46208), (8512, 41762), (8792, 40432), (10048, 35378), (10108, 35168), (11552, 30772), (11932, 29792), (14896, 23864), (15386, 23104), (17024, 20881), (17584, 20216), (17689, 20096)]