251000064

素因数分解:

$2^8\times 3^2\times 7^1\times {\mathrm{79}}^1\times {\mathrm{197}}^1$

素因数の和:305

約数の個数: 216

約数和(自身を含む): 841800960

約数和(自身を除く): 590800896

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 32, 36, 42, 48, 56, 63, 64, 72, 79, 84, 96, 112, 126, 128, 144, 158, 168, 192, 197, 224, 237, 252, 256, 288, 316, 336, 384, 394, 448, 474, 504, 553, 576, 591, 632, 672, 711, 768, 788, 896, 948, 1008, 1106, 1152, 1182, 1264, 1344, 1379, 1422, 1576, 1659, 1773, 1792, 1896, 2016, 2212, 2304, 2364, 2528, 2688, 2758, 2844, 3152, 3318, 3546, 3792, 4032, 4137, 4424, 4728, 4977, 5056, 5376, 5516, 5688, 6304, 6636, 7092, 7584, 8064, 8274, 8848, 9456, 9954, 10112, 11032, 11376, 12411, 12608, 13272, 14184, 15168, 15563, 16128, 16548, 17696, 18912, 19908, 20224, 22064, 22752, 24822, 25216, 26544, 28368, 30336, 31126, 33096, 35392, 37824, 39816, 44128, 45504, 46689, 49644, 50432, 53088, 56736, 60672, 62252, 66192, 70784, 75648, 79632, 88256, 91008, 93378, 99288, 106176, 108941, 113472, 124504, 132384, 140067, 141568, 151296, 159264, 176512, 182016, 186756, 198576, 212352, 217882, 226944, 249008, 264768, 280134, 318528, 326823, 353024, 373512, 397152, 424704, 435764, 453888, 498016, 529536, 560268, 637056, 653646, 747024, 794304, 871528, 980469, 996032, 1059072, 1120536, 1274112, 1307292, 1494048, 1588608, 1743056, 1960938, 1992064, 2241072, 2614584, 2988096, 3177216, 3486112, 3921876, 3984128, 4482144, 5229168, 5976192, 6972224, 7843752, 8964288, 10458336, 11952384, 13944448, 15687504, 17928576, 20916672, 27888896, 31375008, 35857152, 41833344, 62750016, 83666688, 125500032, 251000064]

約数ペア:

[(1, 251000064), (2, 125500032), (3, 83666688), (4, 62750016), (6, 41833344), (7, 35857152), (8, 31375008), (9, 27888896), (12, 20916672), (14, 17928576), (16, 15687504), (18, 13944448), (21, 11952384), (24, 10458336), (28, 8964288), (32, 7843752), (36, 6972224), (42, 5976192), (48, 5229168), (56, 4482144), (63, 3984128), (64, 3921876), (72, 3486112), (79, 3177216), (84, 2988096), (96, 2614584), (112, 2241072), (126, 1992064), (128, 1960938), (144, 1743056), (158, 1588608), (168, 1494048), (192, 1307292), (197, 1274112), (224, 1120536), (237, 1059072), (252, 996032), (256, 980469), (288, 871528), (316, 794304), (336, 747024), (384, 653646), (394, 637056), (448, 560268), (474, 529536), (504, 498016), (553, 453888), (576, 435764), (591, 424704), (632, 397152), (672, 373512), (711, 353024), (768, 326823), (788, 318528), (896, 280134), (948, 264768), (1008, 249008), (1106, 226944), (1152, 217882), (1182, 212352), (1264, 198576), (1344, 186756), (1379, 182016), (1422, 176512), (1576, 159264), (1659, 151296), (1773, 141568), (1792, 140067), (1896, 132384), (2016, 124504), (2212, 113472), (2304, 108941), (2364, 106176), (2528, 99288), (2688, 93378), (2758, 91008), (2844, 88256), (3152, 79632), (3318, 75648), (3546, 70784), (3792, 66192), (4032, 62252), (4137, 60672), (4424, 56736), (4728, 53088), (4977, 50432), (5056, 49644), (5376, 46689), (5516, 45504), (5688, 44128), (6304, 39816), (6636, 37824), (7092, 35392), (7584, 33096), (8064, 31126), (8274, 30336), (8848, 28368), (9456, 26544), (9954, 25216), (10112, 24822), (11032, 22752), (11376, 22064), (12411, 20224), (12608, 19908), (13272, 18912), (14184, 17696), (15168, 16548), (15563, 16128)]