128219904

素因数分解:

$2^8\times 3^2\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{101}}^1$

素因数の和:171

約数の個数: 216

約数和(自身を含む): 406551600

約数和(自身を除く): 278331696

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 19, 24, 29, 32, 36, 38, 48, 57, 58, 64, 72, 76, 87, 96, 101, 114, 116, 128, 144, 152, 171, 174, 192, 202, 228, 232, 256, 261, 288, 303, 304, 342, 348, 384, 404, 456, 464, 522, 551, 576, 606, 608, 684, 696, 768, 808, 909, 912, 928, 1044, 1102, 1152, 1212, 1216, 1368, 1392, 1616, 1653, 1818, 1824, 1856, 1919, 2088, 2204, 2304, 2424, 2432, 2736, 2784, 2929, 3232, 3306, 3636, 3648, 3712, 3838, 4176, 4408, 4848, 4864, 4959, 5472, 5568, 5757, 5858, 6464, 6612, 7272, 7296, 7424, 7676, 8352, 8787, 8816, 9696, 9918, 10944, 11136, 11514, 11716, 12928, 13224, 14544, 14592, 15352, 16704, 17271, 17574, 17632, 19392, 19836, 21888, 22272, 23028, 23432, 25856, 26361, 26448, 29088, 30704, 33408, 34542, 35148, 35264, 38784, 39672, 43776, 46056, 46864, 52722, 52896, 55651, 58176, 61408, 66816, 69084, 70296, 70528, 77568, 79344, 92112, 93728, 105444, 105792, 111302, 116352, 122816, 138168, 140592, 141056, 158688, 166953, 184224, 187456, 210888, 211584, 222604, 232704, 245632, 276336, 281184, 317376, 333906, 368448, 374912, 421776, 423168, 445208, 491264, 500859, 552672, 562368, 634752, 667812, 736896, 749824, 843552, 890416, 1001718, 1105344, 1124736, 1269504, 1335624, 1473792, 1687104, 1780832, 2003436, 2210688, 2249472, 2671248, 3374208, 3561664, 4006872, 4421376, 5342496, 6748416, 7123328, 8013744, 10684992, 14246656, 16027488, 21369984, 32054976, 42739968, 64109952, 128219904]

約数ペア:

[(1, 128219904), (2, 64109952), (3, 42739968), (4, 32054976), (6, 21369984), (8, 16027488), (9, 14246656), (12, 10684992), (16, 8013744), (18, 7123328), (19, 6748416), (24, 5342496), (29, 4421376), (32, 4006872), (36, 3561664), (38, 3374208), (48, 2671248), (57, 2249472), (58, 2210688), (64, 2003436), (72, 1780832), (76, 1687104), (87, 1473792), (96, 1335624), (101, 1269504), (114, 1124736), (116, 1105344), (128, 1001718), (144, 890416), (152, 843552), (171, 749824), (174, 736896), (192, 667812), (202, 634752), (228, 562368), (232, 552672), (256, 500859), (261, 491264), (288, 445208), (303, 423168), (304, 421776), (342, 374912), (348, 368448), (384, 333906), (404, 317376), (456, 281184), (464, 276336), (522, 245632), (551, 232704), (576, 222604), (606, 211584), (608, 210888), (684, 187456), (696, 184224), (768, 166953), (808, 158688), (909, 141056), (912, 140592), (928, 138168), (1044, 122816), (1102, 116352), (1152, 111302), (1212, 105792), (1216, 105444), (1368, 93728), (1392, 92112), (1616, 79344), (1653, 77568), (1818, 70528), (1824, 70296), (1856, 69084), (1919, 66816), (2088, 61408), (2204, 58176), (2304, 55651), (2424, 52896), (2432, 52722), (2736, 46864), (2784, 46056), (2929, 43776), (3232, 39672), (3306, 38784), (3636, 35264), (3648, 35148), (3712, 34542), (3838, 33408), (4176, 30704), (4408, 29088), (4848, 26448), (4864, 26361), (4959, 25856), (5472, 23432), (5568, 23028), (5757, 22272), (5858, 21888), (6464, 19836), (6612, 19392), (7272, 17632), (7296, 17574), (7424, 17271), (7676, 16704), (8352, 15352), (8787, 14592), (8816, 14544), (9696, 13224), (9918, 12928), (10944, 11716), (11136, 11514)]