641351136

素因数分解:

$2^5\times 3^1\times {\mathrm{23}}^2\times {\mathrm{73}}^1\times {\mathrm{173}}^1$

素因数の和:305

約数の個数: 144

約数和(自身を含む): 1794347856

約数和(自身を除く): 1152996720

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 23, 24, 32, 46, 48, 69, 73, 92, 96, 138, 146, 173, 184, 219, 276, 292, 346, 368, 438, 519, 529, 552, 584, 692, 736, 876, 1038, 1058, 1104, 1168, 1384, 1587, 1679, 1752, 2076, 2116, 2208, 2336, 2768, 3174, 3358, 3504, 3979, 4152, 4232, 5037, 5536, 6348, 6716, 7008, 7958, 8304, 8464, 10074, 11937, 12629, 12696, 13432, 15916, 16608, 16928, 20148, 23874, 25258, 25392, 26864, 31832, 37887, 38617, 40296, 47748, 50516, 50784, 53728, 63664, 75774, 77234, 80592, 91517, 95496, 101032, 115851, 127328, 151548, 154468, 161184, 183034, 190992, 202064, 231702, 274551, 290467, 303096, 308936, 366068, 381984, 404128, 463404, 549102, 580934, 606192, 617872, 732136, 871401, 926808, 1098204, 1161868, 1212384, 1235744, 1464272, 1742802, 1853616, 2196408, 2323736, 2928544, 3485604, 3707232, 4392816, 4647472, 6680741, 6971208, 8785632, 9294944, 13361482, 13942416, 20042223, 26722964, 27884832, 40084446, 53445928, 80168892, 106891856, 160337784, 213783712, 320675568, 641351136]

約数ペア:

[(1, 641351136), (2, 320675568), (3, 213783712), (4, 160337784), (6, 106891856), (8, 80168892), (12, 53445928), (16, 40084446), (23, 27884832), (24, 26722964), (32, 20042223), (46, 13942416), (48, 13361482), (69, 9294944), (73, 8785632), (92, 6971208), (96, 6680741), (138, 4647472), (146, 4392816), (173, 3707232), (184, 3485604), (219, 2928544), (276, 2323736), (292, 2196408), (346, 1853616), (368, 1742802), (438, 1464272), (519, 1235744), (529, 1212384), (552, 1161868), (584, 1098204), (692, 926808), (736, 871401), (876, 732136), (1038, 617872), (1058, 606192), (1104, 580934), (1168, 549102), (1384, 463404), (1587, 404128), (1679, 381984), (1752, 366068), (2076, 308936), (2116, 303096), (2208, 290467), (2336, 274551), (2768, 231702), (3174, 202064), (3358, 190992), (3504, 183034), (3979, 161184), (4152, 154468), (4232, 151548), (5037, 127328), (5536, 115851), (6348, 101032), (6716, 95496), (7008, 91517), (7958, 80592), (8304, 77234), (8464, 75774), (10074, 63664), (11937, 53728), (12629, 50784), (12696, 50516), (13432, 47748), (15916, 40296), (16608, 38617), (16928, 37887), (20148, 31832), (23874, 26864), (25258, 25392)]