1281397320

素因数分解:

$2^3\times 3^5\times 5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{509}}^1$

素因数の和:579

約数の個数: 384

約数和(自身を含む): 5079110400

約数和(自身を除く): 3797713080

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 27, 28, 30, 35, 36, 37, 40, 42, 45, 54, 56, 60, 63, 70, 72, 74, 81, 84, 90, 105, 108, 111, 120, 126, 135, 140, 148, 162, 168, 180, 185, 189, 210, 216, 222, 243, 252, 259, 270, 280, 296, 315, 324, 333, 360, 370, 378, 405, 420, 444, 486, 504, 509, 518, 540, 555, 567, 630, 648, 666, 740, 756, 777, 810, 840, 888, 945, 972, 999, 1018, 1036, 1080, 1110, 1134, 1215, 1260, 1295, 1332, 1480, 1512, 1527, 1554, 1620, 1665, 1701, 1890, 1944, 1998, 2036, 2072, 2220, 2268, 2331, 2430, 2520, 2545, 2590, 2664, 2835, 2997, 3054, 3108, 3240, 3330, 3402, 3563, 3780, 3885, 3996, 4072, 4440, 4536, 4581, 4662, 4860, 4995, 5090, 5180, 5670, 5994, 6108, 6216, 6660, 6804, 6993, 7126, 7560, 7635, 7770, 7992, 8505, 8991, 9162, 9324, 9720, 9990, 10180, 10360, 10689, 11340, 11655, 11988, 12216, 13320, 13608, 13743, 13986, 14252, 14985, 15270, 15540, 17010, 17815, 17982, 18324, 18648, 18833, 19980, 20360, 20979, 21378, 22680, 22905, 23310, 23976, 27486, 27972, 28504, 29970, 30540, 31080, 32067, 34020, 34965, 35630, 35964, 36648, 37666, 39960, 41229, 41958, 42756, 44955, 45810, 46620, 53445, 54972, 55944, 56499, 59940, 61080, 62937, 64134, 68040, 68715, 69930, 71260, 71928, 75332, 82458, 83916, 85512, 89910, 91620, 93240, 94165, 96201, 104895, 106890, 109944, 112998, 119880, 123687, 125874, 128268, 131831, 137430, 139860, 142520, 150664, 160335, 164916, 167832, 169497, 179820, 183240, 188330, 192402, 206145, 209790, 213780, 225996, 247374, 251748, 256536, 263662, 274860, 279720, 282495, 288603, 314685, 320670, 329832, 338994, 359640, 376660, 384804, 395493, 412290, 419580, 427560, 451992, 481005, 494748, 503496, 508491, 527324, 549720, 564990, 577206, 618435, 629370, 641340, 659155, 677988, 753320, 769608, 790986, 824580, 839160, 847485, 865809, 962010, 989496, 1016982, 1054648, 1129980, 1154412, 1186479, 1236870, 1258740, 1282680, 1318310, 1355976, 1443015, 1525473, 1581972, 1649160, 1694970, 1731618, 1924020, 1977465, 2033964, 2259960, 2308824, 2372958, 2473740, 2517480, 2542455, 2636620, 2886030, 3050946, 3163944, 3389940, 3463236, 3559437, 3848040, 3954930, 4067928, 4329045, 4576419, 4745916, 4947480, 5084910, 5273240, 5772060, 5932395, 6101892, 6779880, 6926472, 7118874, 7627365, 7909860, 8658090, 9152838, 9491832, 10169820, 10678311, 11544120, 11864790, 12203784, 14237748, 15254730, 15819720, 17316180, 17797185, 18305676, 20339640, 21356622, 22882095, 23729580, 28475496, 30509460, 32034933, 34632360, 35594370, 36611352, 42713244, 45764190, 47459160, 53391555, 61018920, 64069866, 71188740, 85426488, 91528380, 106783110, 128139732, 142377480, 160174665, 183056760, 213566220, 256279464, 320349330, 427132440, 640698660, 1281397320]

約数ペア:

[(1, 1281397320), (2, 640698660), (3, 427132440), (4, 320349330), (5, 256279464), (6, 213566220), (7, 183056760), (8, 160174665), (9, 142377480), (10, 128139732), (12, 106783110), (14, 91528380), (15, 85426488), (18, 71188740), (20, 64069866), (21, 61018920), (24, 53391555), (27, 47459160), (28, 45764190), (30, 42713244), (35, 36611352), (36, 35594370), (37, 34632360), (40, 32034933), (42, 30509460), (45, 28475496), (54, 23729580), (56, 22882095), (60, 21356622), (63, 20339640), (70, 18305676), (72, 17797185), (74, 17316180), (81, 15819720), (84, 15254730), (90, 14237748), (105, 12203784), (108, 11864790), (111, 11544120), (120, 10678311), (126, 10169820), (135, 9491832), (140, 9152838), (148, 8658090), (162, 7909860), (168, 7627365), (180, 7118874), (185, 6926472), (189, 6779880), (210, 6101892), (216, 5932395), (222, 5772060), (243, 5273240), (252, 5084910), (259, 4947480), (270, 4745916), (280, 4576419), (296, 4329045), (315, 4067928), (324, 3954930), (333, 3848040), (360, 3559437), (370, 3463236), (378, 3389940), (405, 3163944), (420, 3050946), (444, 2886030), (486, 2636620), (504, 2542455), (509, 2517480), (518, 2473740), (540, 2372958), (555, 2308824), (567, 2259960), (630, 2033964), (648, 1977465), (666, 1924020), (740, 1731618), (756, 1694970), (777, 1649160), (810, 1581972), (840, 1525473), (888, 1443015), (945, 1355976), (972, 1318310), (999, 1282680), (1018, 1258740), (1036, 1236870), (1080, 1186479), (1110, 1154412), (1134, 1129980), (1215, 1054648), (1260, 1016982), (1295, 989496), (1332, 962010), (1480, 865809), (1512, 847485), (1527, 839160), (1554, 824580), (1620, 790986), (1665, 769608), (1701, 753320), (1890, 677988), (1944, 659155), (1998, 641340), (2036, 629370), (2072, 618435), (2220, 577206), (2268, 564990), (2331, 549720), (2430, 527324), (2520, 508491), (2545, 503496), (2590, 494748), (2664, 481005), (2835, 451992), (2997, 427560), (3054, 419580), (3108, 412290), (3240, 395493), (3330, 384804), (3402, 376660), (3563, 359640), (3780, 338994), (3885, 329832), (3996, 320670), (4072, 314685), (4440, 288603), (4536, 282495), (4581, 279720), (4662, 274860), (4860, 263662), (4995, 256536), (5090, 251748), (5180, 247374), (5670, 225996), (5994, 213780), (6108, 209790), (6216, 206145), (6660, 192402), (6804, 188330), (6993, 183240), (7126, 179820), (7560, 169497), (7635, 167832), (7770, 164916), (7992, 160335), (8505, 150664), (8991, 142520), (9162, 139860), (9324, 137430), (9720, 131831), (9990, 128268), (10180, 125874), (10360, 123687), (10689, 119880), (11340, 112998), (11655, 109944), (11988, 106890), (12216, 104895), (13320, 96201), (13608, 94165), (13743, 93240), (13986, 91620), (14252, 89910), (14985, 85512), (15270, 83916), (15540, 82458), (17010, 75332), (17815, 71928), (17982, 71260), (18324, 69930), (18648, 68715), (18833, 68040), (19980, 64134), (20360, 62937), (20979, 61080), (21378, 59940), (22680, 56499), (22905, 55944), (23310, 54972), (23976, 53445), (27486, 46620), (27972, 45810), (28504, 44955), (29970, 42756), (30540, 41958), (31080, 41229), (32067, 39960), (34020, 37666), (34965, 36648), (35630, 35964)]