84168720

素因数分解:

$2^4\times 3^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{419}}^1$

素因数の和:475

約数の個数: 200

約数和(自身を含む): 302480640

約数和(自身を除く): 218311920

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 31, 36, 40, 45, 48, 54, 60, 62, 72, 80, 81, 90, 93, 108, 120, 124, 135, 144, 155, 162, 180, 186, 216, 240, 248, 270, 279, 310, 324, 360, 372, 405, 419, 432, 465, 496, 540, 558, 620, 648, 720, 744, 810, 837, 838, 930, 1080, 1116, 1240, 1257, 1296, 1395, 1488, 1620, 1674, 1676, 1860, 2095, 2160, 2232, 2480, 2511, 2514, 2790, 3240, 3348, 3352, 3720, 3771, 4185, 4190, 4464, 5022, 5028, 5580, 6285, 6480, 6696, 6704, 7440, 7542, 8370, 8380, 10044, 10056, 11160, 11313, 12555, 12570, 12989, 13392, 15084, 16740, 16760, 18855, 20088, 20112, 22320, 22626, 25110, 25140, 25978, 30168, 33480, 33520, 33939, 37710, 38967, 40176, 45252, 50220, 50280, 51956, 56565, 60336, 64945, 66960, 67878, 75420, 77934, 90504, 100440, 100560, 103912, 113130, 116901, 129890, 135756, 150840, 155868, 169695, 181008, 194835, 200880, 207824, 226260, 233802, 259780, 271512, 301680, 311736, 339390, 350703, 389670, 452520, 467604, 519560, 543024, 584505, 623472, 678780, 701406, 779340, 905040, 935208, 1039120, 1052109, 1169010, 1357560, 1402812, 1558680, 1753515, 1870416, 2104218, 2338020, 2715120, 2805624, 3117360, 3507030, 4208436, 4676040, 5260545, 5611248, 7014060, 8416872, 9352080, 10521090, 14028120, 16833744, 21042180, 28056240, 42084360, 84168720]

約数ペア:

[(1, 84168720), (2, 42084360), (3, 28056240), (4, 21042180), (5, 16833744), (6, 14028120), (8, 10521090), (9, 9352080), (10, 8416872), (12, 7014060), (15, 5611248), (16, 5260545), (18, 4676040), (20, 4208436), (24, 3507030), (27, 3117360), (30, 2805624), (31, 2715120), (36, 2338020), (40, 2104218), (45, 1870416), (48, 1753515), (54, 1558680), (60, 1402812), (62, 1357560), (72, 1169010), (80, 1052109), (81, 1039120), (90, 935208), (93, 905040), (108, 779340), (120, 701406), (124, 678780), (135, 623472), (144, 584505), (155, 543024), (162, 519560), (180, 467604), (186, 452520), (216, 389670), (240, 350703), (248, 339390), (270, 311736), (279, 301680), (310, 271512), (324, 259780), (360, 233802), (372, 226260), (405, 207824), (419, 200880), (432, 194835), (465, 181008), (496, 169695), (540, 155868), (558, 150840), (620, 135756), (648, 129890), (720, 116901), (744, 113130), (810, 103912), (837, 100560), (838, 100440), (930, 90504), (1080, 77934), (1116, 75420), (1240, 67878), (1257, 66960), (1296, 64945), (1395, 60336), (1488, 56565), (1620, 51956), (1674, 50280), (1676, 50220), (1860, 45252), (2095, 40176), (2160, 38967), (2232, 37710), (2480, 33939), (2511, 33520), (2514, 33480), (2790, 30168), (3240, 25978), (3348, 25140), (3352, 25110), (3720, 22626), (3771, 22320), (4185, 20112), (4190, 20088), (4464, 18855), (5022, 16760), (5028, 16740), (5580, 15084), (6285, 13392), (6480, 12989), (6696, 12570), (6704, 12555), (7440, 11313), (7542, 11160), (8370, 10056), (8380, 10044)]