21011756640

素因数分解:

$2^5\times 3^1\times 5^1\times 7^2\times {\mathrm{293}}^1\times {\mathrm{3049}}^1$

素因数の和:3374

約数の個数: 288

約数和(自身を含む): 77281192800

約数和(自身を除く): 56269436160

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 42, 48, 49, 56, 60, 70, 80, 84, 96, 98, 105, 112, 120, 140, 147, 160, 168, 196, 210, 224, 240, 245, 280, 293, 294, 336, 392, 420, 480, 490, 560, 586, 588, 672, 735, 784, 840, 879, 980, 1120, 1172, 1176, 1465, 1470, 1568, 1680, 1758, 1960, 2051, 2344, 2352, 2930, 2940, 3049, 3360, 3516, 3920, 4102, 4395, 4688, 4704, 5860, 5880, 6098, 6153, 7032, 7840, 8204, 8790, 9147, 9376, 10255, 11720, 11760, 12196, 12306, 14064, 14357, 15245, 16408, 17580, 18294, 20510, 21343, 23440, 23520, 24392, 24612, 28128, 28714, 30490, 30765, 32816, 35160, 36588, 41020, 42686, 43071, 45735, 46880, 48784, 49224, 57428, 60980, 61530, 64029, 65632, 70320, 71785, 73176, 82040, 85372, 86142, 91470, 97568, 98448, 106715, 114856, 121960, 123060, 128058, 140640, 143570, 146352, 149401, 164080, 170744, 172284, 182940, 196896, 213430, 215355, 229712, 243920, 246120, 256116, 287140, 292704, 298802, 320145, 328160, 341488, 344568, 365880, 426860, 430710, 448203, 459424, 487840, 492240, 512232, 574280, 597604, 640290, 682976, 689136, 731760, 747005, 853720, 861420, 893357, 896406, 984480, 1024464, 1148560, 1195208, 1280580, 1378272, 1463520, 1494010, 1707440, 1722840, 1786714, 1792812, 2048928, 2241015, 2297120, 2390416, 2561160, 2680071, 2988020, 3414880, 3445680, 3573428, 3585624, 4466785, 4482030, 4780832, 5122320, 5360142, 5976040, 6253499, 6891360, 7146856, 7171248, 8933570, 8964060, 10244640, 10720284, 11952080, 12506998, 13400355, 14293712, 14342496, 17867140, 17928120, 18760497, 21440568, 23904160, 25013996, 26800710, 28587424, 31267495, 35734280, 35856240, 37520994, 42881136, 43774493, 50027992, 53601420, 62534990, 71468560, 71712480, 75041988, 85762272, 87548986, 93802485, 100055984, 107202840, 125069980, 131323479, 142937120, 150083976, 175097972, 187604970, 200111968, 214405680, 218872465, 250139960, 262646958, 300167952, 350195944, 375209940, 428811360, 437744930, 500279920, 525293916, 600335904, 656617395, 700391888, 750419880, 875489860, 1000559840, 1050587832, 1313234790, 1400783776, 1500839760, 1750979720, 2101175664, 2626469580, 3001679520, 3501959440, 4202351328, 5252939160, 7003918880, 10505878320, 21011756640]

約数ペア:

[(1, 21011756640), (2, 10505878320), (3, 7003918880), (4, 5252939160), (5, 4202351328), (6, 3501959440), (7, 3001679520), (8, 2626469580), (10, 2101175664), (12, 1750979720), (14, 1500839760), (15, 1400783776), (16, 1313234790), (20, 1050587832), (21, 1000559840), (24, 875489860), (28, 750419880), (30, 700391888), (32, 656617395), (35, 600335904), (40, 525293916), (42, 500279920), (48, 437744930), (49, 428811360), (56, 375209940), (60, 350195944), (70, 300167952), (80, 262646958), (84, 250139960), (96, 218872465), (98, 214405680), (105, 200111968), (112, 187604970), (120, 175097972), (140, 150083976), (147, 142937120), (160, 131323479), (168, 125069980), (196, 107202840), (210, 100055984), (224, 93802485), (240, 87548986), (245, 85762272), (280, 75041988), (293, 71712480), (294, 71468560), (336, 62534990), (392, 53601420), (420, 50027992), (480, 43774493), (490, 42881136), (560, 37520994), (586, 35856240), (588, 35734280), (672, 31267495), (735, 28587424), (784, 26800710), (840, 25013996), (879, 23904160), (980, 21440568), (1120, 18760497), (1172, 17928120), (1176, 17867140), (1465, 14342496), (1470, 14293712), (1568, 13400355), (1680, 12506998), (1758, 11952080), (1960, 10720284), (2051, 10244640), (2344, 8964060), (2352, 8933570), (2930, 7171248), (2940, 7146856), (3049, 6891360), (3360, 6253499), (3516, 5976040), (3920, 5360142), (4102, 5122320), (4395, 4780832), (4688, 4482030), (4704, 4466785), (5860, 3585624), (5880, 3573428), (6098, 3445680), (6153, 3414880), (7032, 2988020), (7840, 2680071), (8204, 2561160), (8790, 2390416), (9147, 2297120), (9376, 2241015), (10255, 2048928), (11720, 1792812), (11760, 1786714), (12196, 1722840), (12306, 1707440), (14064, 1494010), (14357, 1463520), (15245, 1378272), (16408, 1280580), (17580, 1195208), (18294, 1148560), (20510, 1024464), (21343, 984480), (23440, 896406), (23520, 893357), (24392, 861420), (24612, 853720), (28128, 747005), (28714, 731760), (30490, 689136), (30765, 682976), (32816, 640290), (35160, 597604), (36588, 574280), (41020, 512232), (42686, 492240), (43071, 487840), (45735, 459424), (46880, 448203), (48784, 430710), (49224, 426860), (57428, 365880), (60980, 344568), (61530, 341488), (64029, 328160), (65632, 320145), (70320, 298802), (71785, 292704), (73176, 287140), (82040, 256116), (85372, 246120), (86142, 243920), (91470, 229712), (97568, 215355), (98448, 213430), (106715, 196896), (114856, 182940), (121960, 172284), (123060, 170744), (128058, 164080), (140640, 149401), (143570, 146352)]