219401280

素因数分解:

$2^6\times 3^2\times 5^1\times 7^1\times {\mathrm{10883}}^1$

素因数の和:10913

約数の個数: 168

約数和(自身を含む): 862535232

約数和(自身を除く): 643133952

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 32, 35, 36, 40, 42, 45, 48, 56, 60, 63, 64, 70, 72, 80, 84, 90, 96, 105, 112, 120, 126, 140, 144, 160, 168, 180, 192, 210, 224, 240, 252, 280, 288, 315, 320, 336, 360, 420, 448, 480, 504, 560, 576, 630, 672, 720, 840, 960, 1008, 1120, 1260, 1344, 1440, 1680, 2016, 2240, 2520, 2880, 3360, 4032, 5040, 6720, 10080, 10883, 20160, 21766, 32649, 43532, 54415, 65298, 76181, 87064, 97947, 108830, 130596, 152362, 163245, 174128, 195894, 217660, 228543, 261192, 304724, 326490, 348256, 380905, 391788, 435320, 457086, 489735, 522384, 609448, 652980, 685629, 696512, 761810, 783576, 870640, 914172, 979470, 1044768, 1142715, 1218896, 1305960, 1371258, 1523620, 1567152, 1741280, 1828344, 1958940, 2089536, 2285430, 2437792, 2611920, 2742516, 3047240, 3134304, 3428145, 3482560, 3656688, 3917880, 4570860, 4875584, 5223840, 5485032, 6094480, 6268608, 6856290, 7313376, 7835760, 9141720, 10447680, 10970064, 12188960, 13712580, 14626752, 15671520, 18283440, 21940128, 24377920, 27425160, 31343040, 36566880, 43880256, 54850320, 73133760, 109700640, 219401280]

約数ペア:

[(1, 219401280), (2, 109700640), (3, 73133760), (4, 54850320), (5, 43880256), (6, 36566880), (7, 31343040), (8, 27425160), (9, 24377920), (10, 21940128), (12, 18283440), (14, 15671520), (15, 14626752), (16, 13712580), (18, 12188960), (20, 10970064), (21, 10447680), (24, 9141720), (28, 7835760), (30, 7313376), (32, 6856290), (35, 6268608), (36, 6094480), (40, 5485032), (42, 5223840), (45, 4875584), (48, 4570860), (56, 3917880), (60, 3656688), (63, 3482560), (64, 3428145), (70, 3134304), (72, 3047240), (80, 2742516), (84, 2611920), (90, 2437792), (96, 2285430), (105, 2089536), (112, 1958940), (120, 1828344), (126, 1741280), (140, 1567152), (144, 1523620), (160, 1371258), (168, 1305960), (180, 1218896), (192, 1142715), (210, 1044768), (224, 979470), (240, 914172), (252, 870640), (280, 783576), (288, 761810), (315, 696512), (320, 685629), (336, 652980), (360, 609448), (420, 522384), (448, 489735), (480, 457086), (504, 435320), (560, 391788), (576, 380905), (630, 348256), (672, 326490), (720, 304724), (840, 261192), (960, 228543), (1008, 217660), (1120, 195894), (1260, 174128), (1344, 163245), (1440, 152362), (1680, 130596), (2016, 108830), (2240, 97947), (2520, 87064), (2880, 76181), (3360, 65298), (4032, 54415), (5040, 43532), (6720, 32649), (10080, 21766), (10883, 20160)]