201817280

素因数分解:

$2^6\times 5^1\times 7^2\times {\mathrm{61}}^1\times {\mathrm{211}}^1$

素因数の和:303

約数の個数: 168

約数和(自身を含む): 570896496

約数和(自身を除く): 369079216

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 49, 56, 61, 64, 70, 80, 98, 112, 122, 140, 160, 196, 211, 224, 244, 245, 280, 305, 320, 392, 422, 427, 448, 488, 490, 560, 610, 784, 844, 854, 976, 980, 1055, 1120, 1220, 1477, 1568, 1688, 1708, 1952, 1960, 2110, 2135, 2240, 2440, 2954, 2989, 3136, 3376, 3416, 3904, 3920, 4220, 4270, 4880, 5908, 5978, 6752, 6832, 7385, 7840, 8440, 8540, 9760, 10339, 11816, 11956, 12871, 13504, 13664, 14770, 14945, 15680, 16880, 17080, 19520, 20678, 23632, 23912, 25742, 27328, 29540, 29890, 33760, 34160, 41356, 47264, 47824, 51484, 51695, 59080, 59780, 64355, 67520, 68320, 82712, 90097, 94528, 95648, 102968, 103390, 118160, 119560, 128710, 136640, 165424, 180194, 191296, 205936, 206780, 236320, 239120, 257420, 330848, 360388, 411872, 413560, 450485, 472640, 478240, 514840, 630679, 661696, 720776, 823744, 827120, 900970, 956480, 1029680, 1261358, 1441552, 1654240, 1801940, 2059360, 2522716, 2883104, 3153395, 3308480, 3603880, 4118720, 5045432, 5766208, 6306790, 7207760, 10090864, 12613580, 14415520, 20181728, 25227160, 28831040, 40363456, 50454320, 100908640, 201817280]

約数ペア:

[(1, 201817280), (2, 100908640), (4, 50454320), (5, 40363456), (7, 28831040), (8, 25227160), (10, 20181728), (14, 14415520), (16, 12613580), (20, 10090864), (28, 7207760), (32, 6306790), (35, 5766208), (40, 5045432), (49, 4118720), (56, 3603880), (61, 3308480), (64, 3153395), (70, 2883104), (80, 2522716), (98, 2059360), (112, 1801940), (122, 1654240), (140, 1441552), (160, 1261358), (196, 1029680), (211, 956480), (224, 900970), (244, 827120), (245, 823744), (280, 720776), (305, 661696), (320, 630679), (392, 514840), (422, 478240), (427, 472640), (448, 450485), (488, 413560), (490, 411872), (560, 360388), (610, 330848), (784, 257420), (844, 239120), (854, 236320), (976, 206780), (980, 205936), (1055, 191296), (1120, 180194), (1220, 165424), (1477, 136640), (1568, 128710), (1688, 119560), (1708, 118160), (1952, 103390), (1960, 102968), (2110, 95648), (2135, 94528), (2240, 90097), (2440, 82712), (2954, 68320), (2989, 67520), (3136, 64355), (3376, 59780), (3416, 59080), (3904, 51695), (3920, 51484), (4220, 47824), (4270, 47264), (4880, 41356), (5908, 34160), (5978, 33760), (6752, 29890), (6832, 29540), (7385, 27328), (7840, 25742), (8440, 23912), (8540, 23632), (9760, 20678), (10339, 19520), (11816, 17080), (11956, 16880), (12871, 15680), (13504, 14945), (13664, 14770)]