639666720

素因数分解:

$2^5\times 3^4\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{641}}^1$

素因数の和:686

約数の個数: 480

約数和(自身を含む): 2818924416

約数和(自身を除く): 2179257696

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 14, 15, 16, 18, 20, 21, 22, 24, 27, 28, 30, 32, 33, 35, 36, 40, 42, 44, 45, 48, 54, 55, 56, 60, 63, 66, 70, 72, 77, 80, 81, 84, 88, 90, 96, 99, 105, 108, 110, 112, 120, 126, 132, 135, 140, 144, 154, 160, 162, 165, 168, 176, 180, 189, 198, 210, 216, 220, 224, 231, 240, 252, 264, 270, 280, 288, 297, 308, 315, 324, 330, 336, 352, 360, 378, 385, 396, 405, 420, 432, 440, 462, 480, 495, 504, 528, 540, 560, 567, 594, 616, 630, 641, 648, 660, 672, 693, 720, 756, 770, 792, 810, 840, 864, 880, 891, 924, 945, 990, 1008, 1056, 1080, 1120, 1134, 1155, 1188, 1232, 1260, 1282, 1296, 1320, 1386, 1440, 1485, 1512, 1540, 1584, 1620, 1680, 1760, 1782, 1848, 1890, 1923, 1980, 2016, 2079, 2160, 2268, 2310, 2376, 2464, 2520, 2564, 2592, 2640, 2772, 2835, 2970, 3024, 3080, 3168, 3205, 3240, 3360, 3465, 3564, 3696, 3780, 3846, 3960, 4158, 4320, 4455, 4487, 4536, 4620, 4752, 5040, 5128, 5280, 5544, 5670, 5769, 5940, 6048, 6160, 6237, 6410, 6480, 6930, 7051, 7128, 7392, 7560, 7692, 7920, 8316, 8910, 8974, 9072, 9240, 9504, 9615, 10080, 10256, 10395, 11088, 11340, 11538, 11880, 12320, 12474, 12820, 12960, 13461, 13860, 14102, 14256, 15120, 15384, 15840, 16632, 17307, 17820, 17948, 18144, 18480, 19230, 20512, 20790, 21153, 22176, 22435, 22680, 23076, 23760, 24948, 25640, 26922, 27720, 28204, 28512, 28845, 30240, 30768, 31185, 33264, 34614, 35255, 35640, 35896, 36960, 38460, 40383, 41580, 42306, 44870, 45360, 46152, 47520, 49357, 49896, 51280, 51921, 53844, 55440, 56408, 57690, 61536, 62370, 63459, 66528, 67305, 69228, 70510, 71280, 71792, 76920, 80766, 83160, 84612, 86535, 89740, 90720, 92304, 98714, 99792, 102560, 103842, 105765, 107688, 110880, 112816, 115380, 121149, 124740, 126918, 134610, 138456, 141020, 142560, 143584, 148071, 153840, 161532, 166320, 169224, 173070, 179480, 184608, 190377, 197428, 199584, 201915, 207684, 211530, 215376, 225632, 230760, 242298, 246785, 249480, 253836, 259605, 269220, 276912, 282040, 296142, 307680, 317295, 323064, 332640, 338448, 346140, 358960, 363447, 380754, 394856, 403830, 415368, 423060, 430752, 444213, 461520, 484596, 493570, 498960, 507672, 519210, 538440, 553824, 564080, 571131, 592284, 605745, 634590, 646128, 676896, 692280, 717920, 726894, 740355, 761508, 789712, 807660, 830736, 846120, 888426, 923040, 951885, 969192, 987140, 997920, 1015344, 1038420, 1076880, 1128160, 1142262, 1184568, 1211490, 1269180, 1292256, 1332639, 1384560, 1453788, 1480710, 1523016, 1579424, 1615320, 1661472, 1692240, 1776852, 1817235, 1903770, 1938384, 1974280, 2030688, 2076840, 2153760, 2221065, 2284524, 2369136, 2422980, 2538360, 2665278, 2769120, 2855655, 2907576, 2961420, 3046032, 3230640, 3384480, 3553704, 3634470, 3807540, 3876768, 3948560, 3997917, 4153680, 4442130, 4569048, 4738272, 4845960, 5076720, 5330556, 5711310, 5815152, 5922840, 6092064, 6461280, 6663195, 7107408, 7268940, 7615080, 7897120, 7995834, 8307360, 8884260, 9138096, 9691920, 10153440, 10661112, 11422620, 11630304, 11845680, 13326390, 14214816, 14537880, 15230160, 15991668, 17768520, 18276192, 19383840, 19989585, 21322224, 22845240, 23691360, 26652780, 29075760, 30460320, 31983336, 35537040, 39979170, 42644448, 45690480, 53305560, 58151520, 63966672, 71074080, 79958340, 91380960, 106611120, 127933344, 159916680, 213222240, 319833360, 639666720]

約数ペア:

[(1, 639666720), (2, 319833360), (3, 213222240), (4, 159916680), (5, 127933344), (6, 106611120), (7, 91380960), (8, 79958340), (9, 71074080), (10, 63966672), (11, 58151520), (12, 53305560), (14, 45690480), (15, 42644448), (16, 39979170), (18, 35537040), (20, 31983336), (21, 30460320), (22, 29075760), (24, 26652780), (27, 23691360), (28, 22845240), (30, 21322224), (32, 19989585), (33, 19383840), (35, 18276192), (36, 17768520), (40, 15991668), (42, 15230160), (44, 14537880), (45, 14214816), (48, 13326390), (54, 11845680), (55, 11630304), (56, 11422620), (60, 10661112), (63, 10153440), (66, 9691920), (70, 9138096), (72, 8884260), (77, 8307360), (80, 7995834), (81, 7897120), (84, 7615080), (88, 7268940), (90, 7107408), (96, 6663195), (99, 6461280), (105, 6092064), (108, 5922840), (110, 5815152), (112, 5711310), (120, 5330556), (126, 5076720), (132, 4845960), (135, 4738272), (140, 4569048), (144, 4442130), (154, 4153680), (160, 3997917), (162, 3948560), (165, 3876768), (168, 3807540), (176, 3634470), (180, 3553704), (189, 3384480), (198, 3230640), (210, 3046032), (216, 2961420), (220, 2907576), (224, 2855655), (231, 2769120), (240, 2665278), (252, 2538360), (264, 2422980), (270, 2369136), (280, 2284524), (288, 2221065), (297, 2153760), (308, 2076840), (315, 2030688), (324, 1974280), (330, 1938384), (336, 1903770), (352, 1817235), (360, 1776852), (378, 1692240), (385, 1661472), (396, 1615320), (405, 1579424), (420, 1523016), (432, 1480710), (440, 1453788), (462, 1384560), (480, 1332639), (495, 1292256), (504, 1269180), (528, 1211490), (540, 1184568), (560, 1142262), (567, 1128160), (594, 1076880), (616, 1038420), (630, 1015344), (641, 997920), (648, 987140), (660, 969192), (672, 951885), (693, 923040), (720, 888426), (756, 846120), (770, 830736), (792, 807660), (810, 789712), (840, 761508), (864, 740355), (880, 726894), (891, 717920), (924, 692280), (945, 676896), (990, 646128), (1008, 634590), (1056, 605745), (1080, 592284), (1120, 571131), (1134, 564080), (1155, 553824), (1188, 538440), (1232, 519210), (1260, 507672), (1282, 498960), (1296, 493570), (1320, 484596), (1386, 461520), (1440, 444213), (1485, 430752), (1512, 423060), (1540, 415368), (1584, 403830), (1620, 394856), (1680, 380754), (1760, 363447), (1782, 358960), (1848, 346140), (1890, 338448), (1923, 332640), (1980, 323064), (2016, 317295), (2079, 307680), (2160, 296142), (2268, 282040), (2310, 276912), (2376, 269220), (2464, 259605), (2520, 253836), (2564, 249480), (2592, 246785), (2640, 242298), (2772, 230760), (2835, 225632), (2970, 215376), (3024, 211530), (3080, 207684), (3168, 201915), (3205, 199584), (3240, 197428), (3360, 190377), (3465, 184608), (3564, 179480), (3696, 173070), (3780, 169224), (3846, 166320), (3960, 161532), (4158, 153840), (4320, 148071), (4455, 143584), (4487, 142560), (4536, 141020), (4620, 138456), (4752, 134610), (5040, 126918), (5128, 124740), (5280, 121149), (5544, 115380), (5670, 112816), (5769, 110880), (5940, 107688), (6048, 105765), (6160, 103842), (6237, 102560), (6410, 99792), (6480, 98714), (6930, 92304), (7051, 90720), (7128, 89740), (7392, 86535), (7560, 84612), (7692, 83160), (7920, 80766), (8316, 76920), (8910, 71792), (8974, 71280), (9072, 70510), (9240, 69228), (9504, 67305), (9615, 66528), (10080, 63459), (10256, 62370), (10395, 61536), (11088, 57690), (11340, 56408), (11538, 55440), (11880, 53844), (12320, 51921), (12474, 51280), (12820, 49896), (12960, 49357), (13461, 47520), (13860, 46152), (14102, 45360), (14256, 44870), (15120, 42306), (15384, 41580), (15840, 40383), (16632, 38460), (17307, 36960), (17820, 35896), (17948, 35640), (18144, 35255), (18480, 34614), (19230, 33264), (20512, 31185), (20790, 30768), (21153, 30240), (22176, 28845), (22435, 28512), (22680, 28204), (23076, 27720), (23760, 26922), (24948, 25640)]