1387489320

素因数分解:

$2^3\times 3^2\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{17761}}^1$

素因数の和:17816

約数の個数: 192

約数和(自身を含む): 5320074240

約数和(自身を除く): 3932584920

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 28, 30, 31, 35, 36, 40, 42, 45, 56, 60, 62, 63, 70, 72, 84, 90, 93, 105, 120, 124, 126, 140, 155, 168, 180, 186, 210, 217, 248, 252, 279, 280, 310, 315, 360, 372, 420, 434, 465, 504, 558, 620, 630, 651, 744, 840, 868, 930, 1085, 1116, 1240, 1260, 1302, 1395, 1736, 1860, 1953, 2170, 2232, 2520, 2604, 2790, 3255, 3720, 3906, 4340, 5208, 5580, 6510, 7812, 8680, 9765, 11160, 13020, 15624, 17761, 19530, 26040, 35522, 39060, 53283, 71044, 78120, 88805, 106566, 124327, 142088, 159849, 177610, 213132, 248654, 266415, 319698, 355220, 372981, 426264, 497308, 532830, 550591, 621635, 639396, 710440, 745962, 799245, 994616, 1065660, 1101182, 1118943, 1243270, 1278792, 1491924, 1598490, 1651773, 1864905, 2131320, 2202364, 2237886, 2486540, 2752955, 2983848, 3196980, 3303546, 3729810, 3854137, 4404728, 4475772, 4955319, 4973080, 5505910, 5594715, 6393960, 6607092, 7459620, 7708274, 8258865, 8951544, 9910638, 11011820, 11189430, 11562411, 13214184, 14919240, 15416548, 16517730, 19270685, 19821276, 22023640, 22378860, 23124822, 24776595, 30833096, 33035460, 34687233, 38541370, 39642552, 44757720, 46249644, 49553190, 57812055, 66070920, 69374466, 77082740, 92499288, 99106380, 115624110, 138748932, 154165480, 173436165, 198212760, 231248220, 277497864, 346872330, 462496440, 693744660, 1387489320]

約数ペア:

[(1, 1387489320), (2, 693744660), (3, 462496440), (4, 346872330), (5, 277497864), (6, 231248220), (7, 198212760), (8, 173436165), (9, 154165480), (10, 138748932), (12, 115624110), (14, 99106380), (15, 92499288), (18, 77082740), (20, 69374466), (21, 66070920), (24, 57812055), (28, 49553190), (30, 46249644), (31, 44757720), (35, 39642552), (36, 38541370), (40, 34687233), (42, 33035460), (45, 30833096), (56, 24776595), (60, 23124822), (62, 22378860), (63, 22023640), (70, 19821276), (72, 19270685), (84, 16517730), (90, 15416548), (93, 14919240), (105, 13214184), (120, 11562411), (124, 11189430), (126, 11011820), (140, 9910638), (155, 8951544), (168, 8258865), (180, 7708274), (186, 7459620), (210, 6607092), (217, 6393960), (248, 5594715), (252, 5505910), (279, 4973080), (280, 4955319), (310, 4475772), (315, 4404728), (360, 3854137), (372, 3729810), (420, 3303546), (434, 3196980), (465, 2983848), (504, 2752955), (558, 2486540), (620, 2237886), (630, 2202364), (651, 2131320), (744, 1864905), (840, 1651773), (868, 1598490), (930, 1491924), (1085, 1278792), (1116, 1243270), (1240, 1118943), (1260, 1101182), (1302, 1065660), (1395, 994616), (1736, 799245), (1860, 745962), (1953, 710440), (2170, 639396), (2232, 621635), (2520, 550591), (2604, 532830), (2790, 497308), (3255, 426264), (3720, 372981), (3906, 355220), (4340, 319698), (5208, 266415), (5580, 248654), (6510, 213132), (7812, 177610), (8680, 159849), (9765, 142088), (11160, 124327), (13020, 106566), (15624, 88805), (17761, 78120), (19530, 71044), (26040, 53283), (35522, 39060)]