21534324840

素因数分解:

$2^3\times 3^2\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{275657}}^1$

素因数の和:275712

約数の個数: 192

約数和(自身を含む): 82565084160

約数和(自身を除く): 61030759320

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 28, 30, 31, 35, 36, 40, 42, 45, 56, 60, 62, 63, 70, 72, 84, 90, 93, 105, 120, 124, 126, 140, 155, 168, 180, 186, 210, 217, 248, 252, 279, 280, 310, 315, 360, 372, 420, 434, 465, 504, 558, 620, 630, 651, 744, 840, 868, 930, 1085, 1116, 1240, 1260, 1302, 1395, 1736, 1860, 1953, 2170, 2232, 2520, 2604, 2790, 3255, 3720, 3906, 4340, 5208, 5580, 6510, 7812, 8680, 9765, 11160, 13020, 15624, 19530, 26040, 39060, 78120, 275657, 551314, 826971, 1102628, 1378285, 1653942, 1929599, 2205256, 2480913, 2756570, 3307884, 3859198, 4134855, 4961826, 5513140, 5788797, 6615768, 7718396, 8269710, 8545367, 9647995, 9923652, 11026280, 11577594, 12404565, 15436792, 16539420, 17090734, 17366391, 19295990, 19847304, 23155188, 24809130, 25636101, 28943985, 33078840, 34181468, 34732782, 38591980, 42726835, 46310376, 49618260, 51272202, 57887970, 59817569, 68362936, 69465564, 76908303, 77183960, 85453670, 86831955, 99236520, 102544404, 115775940, 119635138, 128180505, 138931128, 153816606, 170907340, 173663910, 179452707, 205088808, 231551880, 239270276, 256361010, 299087845, 307633212, 341814680, 347327820, 358905414, 384541515, 478540552, 512722020, 538358121, 598175690, 615266424, 694655640, 717810828, 769083030, 897263535, 1025444040, 1076716242, 1196351380, 1435621656, 1538166060, 1794527070, 2153432484, 2392702760, 2691790605, 3076332120, 3589054140, 4306864968, 5383581210, 7178108280, 10767162420, 21534324840]

約数ペア:

[(1, 21534324840), (2, 10767162420), (3, 7178108280), (4, 5383581210), (5, 4306864968), (6, 3589054140), (7, 3076332120), (8, 2691790605), (9, 2392702760), (10, 2153432484), (12, 1794527070), (14, 1538166060), (15, 1435621656), (18, 1196351380), (20, 1076716242), (21, 1025444040), (24, 897263535), (28, 769083030), (30, 717810828), (31, 694655640), (35, 615266424), (36, 598175690), (40, 538358121), (42, 512722020), (45, 478540552), (56, 384541515), (60, 358905414), (62, 347327820), (63, 341814680), (70, 307633212), (72, 299087845), (84, 256361010), (90, 239270276), (93, 231551880), (105, 205088808), (120, 179452707), (124, 173663910), (126, 170907340), (140, 153816606), (155, 138931128), (168, 128180505), (180, 119635138), (186, 115775940), (210, 102544404), (217, 99236520), (248, 86831955), (252, 85453670), (279, 77183960), (280, 76908303), (310, 69465564), (315, 68362936), (360, 59817569), (372, 57887970), (420, 51272202), (434, 49618260), (465, 46310376), (504, 42726835), (558, 38591980), (620, 34732782), (630, 34181468), (651, 33078840), (744, 28943985), (840, 25636101), (868, 24809130), (930, 23155188), (1085, 19847304), (1116, 19295990), (1240, 17366391), (1260, 17090734), (1302, 16539420), (1395, 15436792), (1736, 12404565), (1860, 11577594), (1953, 11026280), (2170, 9923652), (2232, 9647995), (2520, 8545367), (2604, 8269710), (2790, 7718396), (3255, 6615768), (3720, 5788797), (3906, 5513140), (4340, 4961826), (5208, 4134855), (5580, 3859198), (6510, 3307884), (7812, 2756570), (8680, 2480913), (9765, 2205256), (11160, 1929599), (13020, 1653942), (15624, 1378285), (19530, 1102628), (26040, 826971), (39060, 551314), (78120, 275657)]