245365120

素因数分解:

$2^7\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{383}}^1$

素因数の和:433

約数の個数: 256

約数和(自身を含む): 789626880

約数和(自身を除く): 544261760

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 13, 14, 16, 20, 22, 26, 28, 32, 35, 40, 44, 52, 55, 56, 64, 65, 70, 77, 80, 88, 91, 104, 110, 112, 128, 130, 140, 143, 154, 160, 176, 182, 208, 220, 224, 260, 280, 286, 308, 320, 352, 364, 383, 385, 416, 440, 448, 455, 520, 560, 572, 616, 640, 704, 715, 728, 766, 770, 832, 880, 896, 910, 1001, 1040, 1120, 1144, 1232, 1408, 1430, 1456, 1532, 1540, 1664, 1760, 1820, 1915, 2002, 2080, 2240, 2288, 2464, 2681, 2860, 2912, 3064, 3080, 3520, 3640, 3830, 4004, 4160, 4213, 4480, 4576, 4928, 4979, 5005, 5362, 5720, 5824, 6128, 6160, 7040, 7280, 7660, 8008, 8320, 8426, 9152, 9856, 9958, 10010, 10724, 11440, 11648, 12256, 12320, 13405, 14560, 15320, 16016, 16852, 18304, 19916, 20020, 21065, 21448, 22880, 24512, 24640, 24895, 26810, 29120, 29491, 30640, 32032, 33704, 34853, 39832, 40040, 42130, 42896, 45760, 49024, 49280, 49790, 53620, 54769, 58240, 58982, 61280, 64064, 67408, 69706, 79664, 80080, 84260, 85792, 91520, 99580, 107240, 109538, 117964, 122560, 128128, 134816, 139412, 147455, 159328, 160160, 168520, 171584, 174265, 199160, 214480, 219076, 235928, 245120, 269632, 273845, 278824, 294910, 318656, 320320, 337040, 343168, 348530, 383383, 398320, 428960, 438152, 471856, 539264, 547690, 557648, 589820, 637312, 640640, 674080, 697060, 766766, 796640, 857920, 876304, 943712, 1095380, 1115296, 1179640, 1348160, 1394120, 1533532, 1593280, 1715840, 1752608, 1887424, 1916915, 2190760, 2230592, 2359280, 2696320, 2788240, 3067064, 3186560, 3505216, 3774848, 3833830, 4381520, 4461184, 4718560, 5576480, 6134128, 7010432, 7667660, 8763040, 9437120, 11152960, 12268256, 15335320, 17526080, 18874240, 22305920, 24536512, 30670640, 35052160, 49073024, 61341280, 122682560, 245365120]

約数ペア:

[(1, 245365120), (2, 122682560), (4, 61341280), (5, 49073024), (7, 35052160), (8, 30670640), (10, 24536512), (11, 22305920), (13, 18874240), (14, 17526080), (16, 15335320), (20, 12268256), (22, 11152960), (26, 9437120), (28, 8763040), (32, 7667660), (35, 7010432), (40, 6134128), (44, 5576480), (52, 4718560), (55, 4461184), (56, 4381520), (64, 3833830), (65, 3774848), (70, 3505216), (77, 3186560), (80, 3067064), (88, 2788240), (91, 2696320), (104, 2359280), (110, 2230592), (112, 2190760), (128, 1916915), (130, 1887424), (140, 1752608), (143, 1715840), (154, 1593280), (160, 1533532), (176, 1394120), (182, 1348160), (208, 1179640), (220, 1115296), (224, 1095380), (260, 943712), (280, 876304), (286, 857920), (308, 796640), (320, 766766), (352, 697060), (364, 674080), (383, 640640), (385, 637312), (416, 589820), (440, 557648), (448, 547690), (455, 539264), (520, 471856), (560, 438152), (572, 428960), (616, 398320), (640, 383383), (704, 348530), (715, 343168), (728, 337040), (766, 320320), (770, 318656), (832, 294910), (880, 278824), (896, 273845), (910, 269632), (1001, 245120), (1040, 235928), (1120, 219076), (1144, 214480), (1232, 199160), (1408, 174265), (1430, 171584), (1456, 168520), (1532, 160160), (1540, 159328), (1664, 147455), (1760, 139412), (1820, 134816), (1915, 128128), (2002, 122560), (2080, 117964), (2240, 109538), (2288, 107240), (2464, 99580), (2681, 91520), (2860, 85792), (2912, 84260), (3064, 80080), (3080, 79664), (3520, 69706), (3640, 67408), (3830, 64064), (4004, 61280), (4160, 58982), (4213, 58240), (4480, 54769), (4576, 53620), (4928, 49790), (4979, 49280), (5005, 49024), (5362, 45760), (5720, 42896), (5824, 42130), (6128, 40040), (6160, 39832), (7040, 34853), (7280, 33704), (7660, 32032), (8008, 30640), (8320, 29491), (8426, 29120), (9152, 26810), (9856, 24895), (9958, 24640), (10010, 24512), (10724, 22880), (11440, 21448), (11648, 21065), (12256, 20020), (12320, 19916), (13405, 18304), (14560, 16852), (15320, 16016)]