2564141440

素因数分解:

$2^7\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{499}}^1$

素因数の和:593

約数の個数: 256

約数和(自身を含む): 7441920000

約数和(自身を除く): 4877778560

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 31, 32, 35, 37, 40, 56, 62, 64, 70, 74, 80, 112, 124, 128, 140, 148, 155, 160, 185, 217, 224, 248, 259, 280, 296, 310, 320, 370, 434, 448, 496, 499, 518, 560, 592, 620, 640, 740, 868, 896, 992, 998, 1036, 1085, 1120, 1147, 1184, 1240, 1295, 1480, 1736, 1984, 1996, 2072, 2170, 2240, 2294, 2368, 2480, 2495, 2590, 2960, 3472, 3493, 3968, 3992, 4144, 4340, 4480, 4588, 4736, 4960, 4990, 5180, 5735, 5920, 6944, 6986, 7984, 8029, 8288, 8680, 9176, 9920, 9980, 10360, 11470, 11840, 13888, 13972, 15469, 15968, 16058, 16576, 17360, 17465, 18352, 18463, 19840, 19960, 20720, 22940, 23680, 27776, 27944, 30938, 31936, 32116, 33152, 34720, 34930, 36704, 36926, 39920, 40145, 41440, 45880, 55888, 61876, 63872, 64232, 69440, 69860, 73408, 73852, 77345, 79840, 80290, 82880, 91760, 92315, 108283, 111776, 123752, 128464, 129241, 138880, 139720, 146816, 147704, 154690, 159680, 160580, 165760, 183520, 184630, 216566, 223552, 247504, 256928, 258482, 279440, 295408, 309380, 319360, 321160, 367040, 369260, 433132, 447104, 495008, 513856, 516964, 541415, 558880, 572353, 590816, 618760, 642320, 646205, 734080, 738520, 866264, 990016, 1027712, 1033928, 1082830, 1117760, 1144706, 1181632, 1237520, 1284640, 1292410, 1477040, 1732528, 1980032, 2067856, 2165660, 2235520, 2289412, 2363264, 2475040, 2569280, 2584820, 2861765, 2954080, 3465056, 4006471, 4135712, 4331320, 4578824, 4950080, 5138560, 5169640, 5723530, 5908160, 6930112, 8012942, 8271424, 8662640, 9157648, 9900160, 10339280, 11447060, 11816320, 13860224, 16025884, 16542848, 17325280, 18315296, 20032355, 20678560, 22894120, 32051768, 34650560, 36630592, 40064710, 41357120, 45788240, 64103536, 69301120, 73261184, 80129420, 82714240, 91576480, 128207072, 160258840, 183152960, 256414144, 320517680, 366305920, 512828288, 641035360, 1282070720, 2564141440]

約数ペア:

[(1, 2564141440), (2, 1282070720), (4, 641035360), (5, 512828288), (7, 366305920), (8, 320517680), (10, 256414144), (14, 183152960), (16, 160258840), (20, 128207072), (28, 91576480), (31, 82714240), (32, 80129420), (35, 73261184), (37, 69301120), (40, 64103536), (56, 45788240), (62, 41357120), (64, 40064710), (70, 36630592), (74, 34650560), (80, 32051768), (112, 22894120), (124, 20678560), (128, 20032355), (140, 18315296), (148, 17325280), (155, 16542848), (160, 16025884), (185, 13860224), (217, 11816320), (224, 11447060), (248, 10339280), (259, 9900160), (280, 9157648), (296, 8662640), (310, 8271424), (320, 8012942), (370, 6930112), (434, 5908160), (448, 5723530), (496, 5169640), (499, 5138560), (518, 4950080), (560, 4578824), (592, 4331320), (620, 4135712), (640, 4006471), (740, 3465056), (868, 2954080), (896, 2861765), (992, 2584820), (998, 2569280), (1036, 2475040), (1085, 2363264), (1120, 2289412), (1147, 2235520), (1184, 2165660), (1240, 2067856), (1295, 1980032), (1480, 1732528), (1736, 1477040), (1984, 1292410), (1996, 1284640), (2072, 1237520), (2170, 1181632), (2240, 1144706), (2294, 1117760), (2368, 1082830), (2480, 1033928), (2495, 1027712), (2590, 990016), (2960, 866264), (3472, 738520), (3493, 734080), (3968, 646205), (3992, 642320), (4144, 618760), (4340, 590816), (4480, 572353), (4588, 558880), (4736, 541415), (4960, 516964), (4990, 513856), (5180, 495008), (5735, 447104), (5920, 433132), (6944, 369260), (6986, 367040), (7984, 321160), (8029, 319360), (8288, 309380), (8680, 295408), (9176, 279440), (9920, 258482), (9980, 256928), (10360, 247504), (11470, 223552), (11840, 216566), (13888, 184630), (13972, 183520), (15469, 165760), (15968, 160580), (16058, 159680), (16576, 154690), (17360, 147704), (17465, 146816), (18352, 139720), (18463, 138880), (19840, 129241), (19960, 128464), (20720, 123752), (22940, 111776), (23680, 108283), (27776, 92315), (27944, 91760), (30938, 82880), (31936, 80290), (32116, 79840), (33152, 77345), (34720, 73852), (34930, 73408), (36704, 69860), (36926, 69440), (39920, 64232), (40145, 63872), (41440, 61876), (45880, 55888)]