21035178480

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{89}}^1\times {\mathrm{1093}}^1$

素因数の和:1268

約数の個数: 320

約数和(自身を含む): 71203121280

約数和(自身を除く): 50167942800

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 17, 20, 24, 30, 34, 40, 48, 51, 53, 60, 68, 80, 85, 89, 102, 106, 120, 136, 159, 170, 178, 204, 212, 240, 255, 265, 267, 272, 318, 340, 356, 408, 424, 445, 510, 530, 534, 636, 680, 712, 795, 816, 848, 890, 901, 1020, 1060, 1068, 1093, 1272, 1335, 1360, 1424, 1513, 1590, 1780, 1802, 2040, 2120, 2136, 2186, 2544, 2670, 2703, 3026, 3180, 3279, 3560, 3604, 4080, 4240, 4272, 4372, 4505, 4539, 4717, 5340, 5406, 5465, 6052, 6360, 6558, 7120, 7208, 7565, 8744, 9010, 9078, 9434, 10680, 10812, 10930, 12104, 12720, 13116, 13515, 14151, 14416, 15130, 16395, 17488, 18020, 18156, 18581, 18868, 21360, 21624, 21860, 22695, 23585, 24208, 26232, 27030, 28302, 30260, 32790, 36040, 36312, 37162, 37736, 43248, 43720, 45390, 47170, 52464, 54060, 55743, 56604, 57929, 60520, 65580, 70755, 72080, 72624, 74324, 75472, 80189, 87440, 90780, 92905, 94340, 97277, 108120, 111486, 113208, 115858, 121040, 131160, 141510, 148648, 160378, 173787, 181560, 185810, 188680, 194554, 216240, 222972, 226416, 231716, 240567, 262320, 278715, 283020, 289645, 291831, 297296, 320756, 347574, 363120, 371620, 377360, 389108, 400945, 445944, 463432, 481134, 486385, 557430, 566040, 579290, 583662, 641512, 695148, 743240, 778216, 801890, 868935, 891888, 926864, 962268, 972770, 984793, 1114860, 1132080, 1158580, 1167324, 1202835, 1283024, 1390296, 1459155, 1486480, 1556432, 1603780, 1653709, 1737870, 1924536, 1945540, 1969586, 2229720, 2317160, 2334648, 2405670, 2780592, 2918310, 2954379, 3207560, 3307418, 3475740, 3849072, 3891080, 3939172, 4459440, 4634320, 4669296, 4811340, 4923965, 4961127, 5155681, 5836620, 5908758, 6415120, 6614836, 6951480, 7782160, 7878344, 8268545, 9622680, 9847930, 9922254, 10311362, 11673240, 11817516, 13229672, 13902960, 14771895, 15467043, 15756688, 16537090, 19245360, 19695860, 19844508, 20622724, 23346480, 23635032, 24805635, 25778405, 26459344, 29543790, 30934086, 33074180, 39391720, 39689016, 41245448, 47270064, 49611270, 51556810, 59087580, 61868172, 66148360, 77335215, 78783440, 79378032, 82490896, 87646577, 99222540, 103113620, 118175160, 123736344, 132296720, 154670430, 175293154, 198445080, 206227240, 236350320, 247472688, 262939731, 309340860, 350586308, 396890160, 412454480, 438232885, 525879462, 618681720, 701172616, 876465770, 1051758924, 1237363440, 1314698655, 1402345232, 1752931540, 2103517848, 2629397310, 3505863080, 4207035696, 5258794620, 7011726160, 10517589240, 21035178480]

約数ペア:

[(1, 21035178480), (2, 10517589240), (3, 7011726160), (4, 5258794620), (5, 4207035696), (6, 3505863080), (8, 2629397310), (10, 2103517848), (12, 1752931540), (15, 1402345232), (16, 1314698655), (17, 1237363440), (20, 1051758924), (24, 876465770), (30, 701172616), (34, 618681720), (40, 525879462), (48, 438232885), (51, 412454480), (53, 396890160), (60, 350586308), (68, 309340860), (80, 262939731), (85, 247472688), (89, 236350320), (102, 206227240), (106, 198445080), (120, 175293154), (136, 154670430), (159, 132296720), (170, 123736344), (178, 118175160), (204, 103113620), (212, 99222540), (240, 87646577), (255, 82490896), (265, 79378032), (267, 78783440), (272, 77335215), (318, 66148360), (340, 61868172), (356, 59087580), (408, 51556810), (424, 49611270), (445, 47270064), (510, 41245448), (530, 39689016), (534, 39391720), (636, 33074180), (680, 30934086), (712, 29543790), (795, 26459344), (816, 25778405), (848, 24805635), (890, 23635032), (901, 23346480), (1020, 20622724), (1060, 19844508), (1068, 19695860), (1093, 19245360), (1272, 16537090), (1335, 15756688), (1360, 15467043), (1424, 14771895), (1513, 13902960), (1590, 13229672), (1780, 11817516), (1802, 11673240), (2040, 10311362), (2120, 9922254), (2136, 9847930), (2186, 9622680), (2544, 8268545), (2670, 7878344), (2703, 7782160), (3026, 6951480), (3180, 6614836), (3279, 6415120), (3560, 5908758), (3604, 5836620), (4080, 5155681), (4240, 4961127), (4272, 4923965), (4372, 4811340), (4505, 4669296), (4539, 4634320), (4717, 4459440), (5340, 3939172), (5406, 3891080), (5465, 3849072), (6052, 3475740), (6360, 3307418), (6558, 3207560), (7120, 2954379), (7208, 2918310), (7565, 2780592), (8744, 2405670), (9010, 2334648), (9078, 2317160), (9434, 2229720), (10680, 1969586), (10812, 1945540), (10930, 1924536), (12104, 1737870), (12720, 1653709), (13116, 1603780), (13515, 1556432), (14151, 1486480), (14416, 1459155), (15130, 1390296), (16395, 1283024), (17488, 1202835), (18020, 1167324), (18156, 1158580), (18581, 1132080), (18868, 1114860), (21360, 984793), (21624, 972770), (21860, 962268), (22695, 926864), (23585, 891888), (24208, 868935), (26232, 801890), (27030, 778216), (28302, 743240), (30260, 695148), (32790, 641512), (36040, 583662), (36312, 579290), (37162, 566040), (37736, 557430), (43248, 486385), (43720, 481134), (45390, 463432), (47170, 445944), (52464, 400945), (54060, 389108), (55743, 377360), (56604, 371620), (57929, 363120), (60520, 347574), (65580, 320756), (70755, 297296), (72080, 291831), (72624, 289645), (74324, 283020), (75472, 278715), (80189, 262320), (87440, 240567), (90780, 231716), (92905, 226416), (94340, 222972), (97277, 216240), (108120, 194554), (111486, 188680), (113208, 185810), (115858, 181560), (121040, 173787), (131160, 160378), (141510, 148648)]