20121329280

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{62011}}^1$

素因数の和:62059

約数の個数: 192

約数和(自身を含む): 69450959520

約数和(自身を除く): 49329630240

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 32, 39, 40, 48, 52, 60, 64, 65, 78, 80, 96, 104, 120, 128, 130, 156, 160, 169, 192, 195, 208, 240, 260, 312, 320, 338, 384, 390, 416, 480, 507, 520, 624, 640, 676, 780, 832, 845, 960, 1014, 1040, 1248, 1352, 1560, 1664, 1690, 1920, 2028, 2080, 2496, 2535, 2704, 3120, 3380, 4056, 4160, 4992, 5070, 5408, 6240, 6760, 8112, 8320, 10140, 10816, 12480, 13520, 16224, 20280, 21632, 24960, 27040, 32448, 40560, 54080, 62011, 64896, 81120, 108160, 124022, 162240, 186033, 248044, 310055, 324480, 372066, 496088, 620110, 744132, 806143, 930165, 992176, 1240220, 1488264, 1612286, 1860330, 1984352, 2418429, 2480440, 2976528, 3224572, 3720660, 3968704, 4030715, 4836858, 4960880, 5953056, 6449144, 7441320, 7937408, 8061430, 9673716, 9921760, 10479859, 11906112, 12092145, 12898288, 14882640, 16122860, 19347432, 19843520, 20959718, 23812224, 24184290, 25796576, 29765280, 31439577, 32245720, 38694864, 39687040, 41919436, 48368580, 51593152, 52399295, 59530560, 62879154, 64491440, 77389728, 83838872, 96737160, 103186304, 104798590, 119061120, 125758308, 128982880, 154779456, 157197885, 167677744, 193474320, 209597180, 251516616, 257965760, 309558912, 314395770, 335355488, 386948640, 419194360, 503033232, 515931520, 628791540, 670710976, 773897280, 838388720, 1006066464, 1257583080, 1341421952, 1547794560, 1676777440, 2012132928, 2515166160, 3353554880, 4024265856, 5030332320, 6707109760, 10060664640, 20121329280]

約数ペア:

[(1, 20121329280), (2, 10060664640), (3, 6707109760), (4, 5030332320), (5, 4024265856), (6, 3353554880), (8, 2515166160), (10, 2012132928), (12, 1676777440), (13, 1547794560), (15, 1341421952), (16, 1257583080), (20, 1006066464), (24, 838388720), (26, 773897280), (30, 670710976), (32, 628791540), (39, 515931520), (40, 503033232), (48, 419194360), (52, 386948640), (60, 335355488), (64, 314395770), (65, 309558912), (78, 257965760), (80, 251516616), (96, 209597180), (104, 193474320), (120, 167677744), (128, 157197885), (130, 154779456), (156, 128982880), (160, 125758308), (169, 119061120), (192, 104798590), (195, 103186304), (208, 96737160), (240, 83838872), (260, 77389728), (312, 64491440), (320, 62879154), (338, 59530560), (384, 52399295), (390, 51593152), (416, 48368580), (480, 41919436), (507, 39687040), (520, 38694864), (624, 32245720), (640, 31439577), (676, 29765280), (780, 25796576), (832, 24184290), (845, 23812224), (960, 20959718), (1014, 19843520), (1040, 19347432), (1248, 16122860), (1352, 14882640), (1560, 12898288), (1664, 12092145), (1690, 11906112), (1920, 10479859), (2028, 9921760), (2080, 9673716), (2496, 8061430), (2535, 7937408), (2704, 7441320), (3120, 6449144), (3380, 5953056), (4056, 4960880), (4160, 4836858), (4992, 4030715), (5070, 3968704), (5408, 3720660), (6240, 3224572), (6760, 2976528), (8112, 2480440), (8320, 2418429), (10140, 1984352), (10816, 1860330), (12480, 1612286), (13520, 1488264), (16224, 1240220), (20280, 992176), (21632, 930165), (24960, 806143), (27040, 744132), (32448, 620110), (40560, 496088), (54080, 372066), (62011, 324480), (64896, 310055), (81120, 248044), (108160, 186033), (124022, 162240)]