21268049920

素因数分解:

$2^{12}\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{127}}^1$

素因数の和:223

約数の個数: 416

約数和(自身を含む): 60239628288

約数和(自身を除く): 38971578368

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 17, 20, 26, 32, 34, 37, 40, 52, 64, 65, 68, 74, 80, 85, 104, 127, 128, 130, 136, 148, 160, 170, 185, 208, 221, 254, 256, 260, 272, 296, 320, 340, 370, 416, 442, 481, 508, 512, 520, 544, 592, 629, 635, 640, 680, 740, 832, 884, 962, 1016, 1024, 1040, 1088, 1105, 1184, 1258, 1270, 1280, 1360, 1480, 1651, 1664, 1768, 1924, 2032, 2048, 2080, 2159, 2176, 2210, 2368, 2405, 2516, 2540, 2560, 2720, 2960, 3145, 3302, 3328, 3536, 3848, 4064, 4096, 4160, 4318, 4352, 4420, 4699, 4736, 4810, 5032, 5080, 5120, 5440, 5920, 6290, 6604, 6656, 7072, 7696, 8128, 8177, 8255, 8320, 8636, 8704, 8840, 9398, 9472, 9620, 10064, 10160, 10240, 10795, 10880, 11840, 12580, 13208, 13312, 14144, 15392, 16256, 16354, 16510, 16640, 17272, 17408, 17680, 18796, 18944, 19240, 20128, 20320, 20480, 21590, 21760, 23495, 23680, 25160, 26416, 26624, 28067, 28288, 30784, 32512, 32708, 33020, 33280, 34544, 34816, 35360, 37592, 37888, 38480, 40256, 40640, 40885, 43180, 43520, 46990, 47360, 50320, 52832, 53248, 56134, 56576, 61087, 61568, 65024, 65416, 66040, 66560, 69088, 69632, 70720, 75184, 75776, 76960, 79883, 80512, 81280, 81770, 86360, 87040, 93980, 94720, 100640, 105664, 112268, 113152, 122174, 123136, 130048, 130832, 132080, 133120, 138176, 140335, 141440, 150368, 151552, 153920, 159766, 161024, 162560, 163540, 172720, 174080, 187960, 189440, 201280, 211328, 224536, 226304, 244348, 246272, 260096, 261664, 264160, 266240, 276352, 280670, 282880, 300736, 305435, 307840, 319532, 322048, 325120, 327080, 345440, 348160, 375920, 378880, 399415, 402560, 422656, 449072, 452608, 488696, 492544, 520192, 523328, 528320, 552704, 561340, 565760, 601472, 610870, 615680, 639064, 644096, 650240, 654160, 690880, 751840, 757760, 798830, 805120, 845312, 898144, 905216, 977392, 985088, 1038479, 1046656, 1056640, 1105408, 1122680, 1131520, 1202944, 1221740, 1231360, 1278128, 1288192, 1300480, 1308320, 1381760, 1503680, 1597660, 1610240, 1690624, 1796288, 1954784, 1970176, 2076958, 2093312, 2113280, 2210816, 2245360, 2263040, 2405888, 2443480, 2462720, 2556256, 2576384, 2600960, 2616640, 2763520, 3007360, 3195320, 3220480, 3381248, 3592576, 3909568, 4153916, 4186624, 4226560, 4421632, 4490720, 4526080, 4811776, 4886960, 4925440, 5112512, 5192395, 5233280, 5527040, 6014720, 6390640, 6440960, 6762496, 7185152, 7819136, 8307832, 8373248, 8453120, 8843264, 8981440, 9623552, 9773920, 9850880, 10225024, 10384790, 10466560, 11054080, 12029440, 12781280, 12881920, 14370304, 15638272, 16615664, 16746496, 16906240, 17962880, 19247104, 19547840, 20450048, 20769580, 20933120, 22108160, 24058880, 25562560, 28740608, 31276544, 33231328, 33492992, 33812480, 35925760, 39095680, 40900096, 41539160, 41866240, 44216320, 48117760, 51125120, 57481216, 62553088, 66462656, 71851520, 78191360, 81800192, 83078320, 83732480, 96235520, 102250240, 114962432, 125106176, 132925312, 143703040, 156382720, 163600384, 166156640, 167464960, 204500480, 250212352, 265850624, 287406080, 312765440, 327200768, 332313280, 409000960, 531701248, 574812160, 625530880, 664626560, 818001920, 1063402496, 1251061760, 1329253120, 1636003840, 2126804992, 2658506240, 4253609984, 5317012480, 10634024960, 21268049920]

約数ペア:

[(1, 21268049920), (2, 10634024960), (4, 5317012480), (5, 4253609984), (8, 2658506240), (10, 2126804992), (13, 1636003840), (16, 1329253120), (17, 1251061760), (20, 1063402496), (26, 818001920), (32, 664626560), (34, 625530880), (37, 574812160), (40, 531701248), (52, 409000960), (64, 332313280), (65, 327200768), (68, 312765440), (74, 287406080), (80, 265850624), (85, 250212352), (104, 204500480), (127, 167464960), (128, 166156640), (130, 163600384), (136, 156382720), (148, 143703040), (160, 132925312), (170, 125106176), (185, 114962432), (208, 102250240), (221, 96235520), (254, 83732480), (256, 83078320), (260, 81800192), (272, 78191360), (296, 71851520), (320, 66462656), (340, 62553088), (370, 57481216), (416, 51125120), (442, 48117760), (481, 44216320), (508, 41866240), (512, 41539160), (520, 40900096), (544, 39095680), (592, 35925760), (629, 33812480), (635, 33492992), (640, 33231328), (680, 31276544), (740, 28740608), (832, 25562560), (884, 24058880), (962, 22108160), (1016, 20933120), (1024, 20769580), (1040, 20450048), (1088, 19547840), (1105, 19247104), (1184, 17962880), (1258, 16906240), (1270, 16746496), (1280, 16615664), (1360, 15638272), (1480, 14370304), (1651, 12881920), (1664, 12781280), (1768, 12029440), (1924, 11054080), (2032, 10466560), (2048, 10384790), (2080, 10225024), (2159, 9850880), (2176, 9773920), (2210, 9623552), (2368, 8981440), (2405, 8843264), (2516, 8453120), (2540, 8373248), (2560, 8307832), (2720, 7819136), (2960, 7185152), (3145, 6762496), (3302, 6440960), (3328, 6390640), (3536, 6014720), (3848, 5527040), (4064, 5233280), (4096, 5192395), (4160, 5112512), (4318, 4925440), (4352, 4886960), (4420, 4811776), (4699, 4526080), (4736, 4490720), (4810, 4421632), (5032, 4226560), (5080, 4186624), (5120, 4153916), (5440, 3909568), (5920, 3592576), (6290, 3381248), (6604, 3220480), (6656, 3195320), (7072, 3007360), (7696, 2763520), (8128, 2616640), (8177, 2600960), (8255, 2576384), (8320, 2556256), (8636, 2462720), (8704, 2443480), (8840, 2405888), (9398, 2263040), (9472, 2245360), (9620, 2210816), (10064, 2113280), (10160, 2093312), (10240, 2076958), (10795, 1970176), (10880, 1954784), (11840, 1796288), (12580, 1690624), (13208, 1610240), (13312, 1597660), (14144, 1503680), (15392, 1381760), (16256, 1308320), (16354, 1300480), (16510, 1288192), (16640, 1278128), (17272, 1231360), (17408, 1221740), (17680, 1202944), (18796, 1131520), (18944, 1122680), (19240, 1105408), (20128, 1056640), (20320, 1046656), (20480, 1038479), (21590, 985088), (21760, 977392), (23495, 905216), (23680, 898144), (25160, 845312), (26416, 805120), (26624, 798830), (28067, 757760), (28288, 751840), (30784, 690880), (32512, 654160), (32708, 650240), (33020, 644096), (33280, 639064), (34544, 615680), (34816, 610870), (35360, 601472), (37592, 565760), (37888, 561340), (38480, 552704), (40256, 528320), (40640, 523328), (40885, 520192), (43180, 492544), (43520, 488696), (46990, 452608), (47360, 449072), (50320, 422656), (52832, 402560), (53248, 399415), (56134, 378880), (56576, 375920), (61087, 348160), (61568, 345440), (65024, 327080), (65416, 325120), (66040, 322048), (66560, 319532), (69088, 307840), (69632, 305435), (70720, 300736), (75184, 282880), (75776, 280670), (76960, 276352), (79883, 266240), (80512, 264160), (81280, 261664), (81770, 260096), (86360, 246272), (87040, 244348), (93980, 226304), (94720, 224536), (100640, 211328), (105664, 201280), (112268, 189440), (113152, 187960), (122174, 174080), (123136, 172720), (130048, 163540), (130832, 162560), (132080, 161024), (133120, 159766), (138176, 153920), (140335, 151552), (141440, 150368)]