831398656

素因数分解:

$2^8\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{379}}^1$

素因数の和:466

約数の個数: 144

約数和(自身を含む): 1957334400

約数和(自身を除く): 1125935744

約数列:

[1, 2, 4, 8, 11, 16, 19, 22, 32, 38, 41, 44, 64, 76, 82, 88, 128, 152, 164, 176, 209, 256, 304, 328, 352, 379, 418, 451, 608, 656, 704, 758, 779, 836, 902, 1216, 1312, 1408, 1516, 1558, 1672, 1804, 2432, 2624, 2816, 3032, 3116, 3344, 3608, 4169, 4864, 5248, 6064, 6232, 6688, 7201, 7216, 8338, 8569, 10496, 12128, 12464, 13376, 14402, 14432, 15539, 16676, 17138, 24256, 24928, 26752, 28804, 28864, 31078, 33352, 34276, 48512, 49856, 53504, 57608, 57728, 62156, 66704, 68552, 79211, 97024, 99712, 115216, 115456, 124312, 133408, 137104, 158422, 170929, 199424, 230432, 248624, 266816, 274208, 295241, 316844, 341858, 460864, 497248, 533632, 548416, 590482, 633688, 683716, 921728, 994496, 1067264, 1096832, 1180964, 1267376, 1367432, 1843456, 1988992, 2193664, 2361928, 2534752, 2734864, 3247651, 3977984, 4723856, 5069504, 5469728, 6495302, 9447712, 10139008, 10939456, 12990604, 18895424, 20278016, 21878912, 25981208, 37790848, 43757824, 51962416, 75581696, 103924832, 207849664, 415699328, 831398656]

約数ペア:

[(1, 831398656), (2, 415699328), (4, 207849664), (8, 103924832), (11, 75581696), (16, 51962416), (19, 43757824), (22, 37790848), (32, 25981208), (38, 21878912), (41, 20278016), (44, 18895424), (64, 12990604), (76, 10939456), (82, 10139008), (88, 9447712), (128, 6495302), (152, 5469728), (164, 5069504), (176, 4723856), (209, 3977984), (256, 3247651), (304, 2734864), (328, 2534752), (352, 2361928), (379, 2193664), (418, 1988992), (451, 1843456), (608, 1367432), (656, 1267376), (704, 1180964), (758, 1096832), (779, 1067264), (836, 994496), (902, 921728), (1216, 683716), (1312, 633688), (1408, 590482), (1516, 548416), (1558, 533632), (1672, 497248), (1804, 460864), (2432, 341858), (2624, 316844), (2816, 295241), (3032, 274208), (3116, 266816), (3344, 248624), (3608, 230432), (4169, 199424), (4864, 170929), (5248, 158422), (6064, 137104), (6232, 133408), (6688, 124312), (7201, 115456), (7216, 115216), (8338, 99712), (8569, 97024), (10496, 79211), (12128, 68552), (12464, 66704), (13376, 62156), (14402, 57728), (14432, 57608), (15539, 53504), (16676, 49856), (17138, 48512), (24256, 34276), (24928, 33352), (26752, 31078), (28804, 28864)]