138986640

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{479}}^1$

素因数の和:542

約数の個数: 240

約数和(自身を含む): 519966720

約数和(自身を除く): 380980080

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 18, 20, 24, 26, 30, 31, 36, 39, 40, 45, 48, 52, 60, 62, 65, 72, 78, 80, 90, 93, 104, 117, 120, 124, 130, 144, 155, 156, 180, 186, 195, 208, 234, 240, 248, 260, 279, 310, 312, 360, 372, 390, 403, 465, 468, 479, 496, 520, 558, 585, 620, 624, 720, 744, 780, 806, 930, 936, 958, 1040, 1116, 1170, 1209, 1240, 1395, 1437, 1488, 1560, 1612, 1860, 1872, 1916, 2015, 2232, 2340, 2395, 2418, 2480, 2790, 2874, 3120, 3224, 3627, 3720, 3832, 4030, 4311, 4464, 4680, 4790, 4836, 5580, 5748, 6045, 6227, 6448, 7185, 7254, 7440, 7664, 8060, 8622, 9360, 9580, 9672, 11160, 11496, 12090, 12454, 14370, 14508, 14849, 16120, 17244, 18135, 18681, 19160, 19344, 21555, 22320, 22992, 24180, 24908, 28740, 29016, 29698, 31135, 32240, 34488, 36270, 37362, 38320, 43110, 44547, 48360, 49816, 56043, 57480, 58032, 59396, 62270, 68976, 72540, 74245, 74724, 86220, 89094, 93405, 96720, 99632, 112086, 114960, 118792, 124540, 133641, 145080, 148490, 149448, 172440, 178188, 186810, 193037, 222735, 224172, 237584, 249080, 267282, 280215, 290160, 296980, 298896, 344880, 356376, 373620, 386074, 445470, 448344, 498160, 534564, 560430, 579111, 593960, 668205, 712752, 747240, 772148, 890940, 896688, 965185, 1069128, 1120860, 1158222, 1187920, 1336410, 1494480, 1544296, 1737333, 1781880, 1930370, 2138256, 2241720, 2316444, 2672820, 2895555, 3088592, 3474666, 3563760, 3860740, 4483440, 4632888, 5345640, 5791110, 6949332, 7721480, 8686665, 9265776, 10691280, 11582220, 13898664, 15442960, 17373330, 23164440, 27797328, 34746660, 46328880, 69493320, 138986640]

約数ペア:

[(1, 138986640), (2, 69493320), (3, 46328880), (4, 34746660), (5, 27797328), (6, 23164440), (8, 17373330), (9, 15442960), (10, 13898664), (12, 11582220), (13, 10691280), (15, 9265776), (16, 8686665), (18, 7721480), (20, 6949332), (24, 5791110), (26, 5345640), (30, 4632888), (31, 4483440), (36, 3860740), (39, 3563760), (40, 3474666), (45, 3088592), (48, 2895555), (52, 2672820), (60, 2316444), (62, 2241720), (65, 2138256), (72, 1930370), (78, 1781880), (80, 1737333), (90, 1544296), (93, 1494480), (104, 1336410), (117, 1187920), (120, 1158222), (124, 1120860), (130, 1069128), (144, 965185), (155, 896688), (156, 890940), (180, 772148), (186, 747240), (195, 712752), (208, 668205), (234, 593960), (240, 579111), (248, 560430), (260, 534564), (279, 498160), (310, 448344), (312, 445470), (360, 386074), (372, 373620), (390, 356376), (403, 344880), (465, 298896), (468, 296980), (479, 290160), (496, 280215), (520, 267282), (558, 249080), (585, 237584), (620, 224172), (624, 222735), (720, 193037), (744, 186810), (780, 178188), (806, 172440), (930, 149448), (936, 148490), (958, 145080), (1040, 133641), (1116, 124540), (1170, 118792), (1209, 114960), (1240, 112086), (1395, 99632), (1437, 96720), (1488, 93405), (1560, 89094), (1612, 86220), (1860, 74724), (1872, 74245), (1916, 72540), (2015, 68976), (2232, 62270), (2340, 59396), (2395, 58032), (2418, 57480), (2480, 56043), (2790, 49816), (2874, 48360), (3120, 44547), (3224, 43110), (3627, 38320), (3720, 37362), (3832, 36270), (4030, 34488), (4311, 32240), (4464, 31135), (4680, 29698), (4790, 29016), (4836, 28740), (5580, 24908), (5748, 24180), (6045, 22992), (6227, 22320), (6448, 21555), (7185, 19344), (7254, 19160), (7440, 18681), (7664, 18135), (8060, 17244), (8622, 16120), (9360, 14849), (9580, 14508), (9672, 14370), (11160, 12454), (11496, 12090)]