128864520

素因数分解:

$2^3\times 3^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{1283}}^1$

素因数の和:1337

約数の個数: 160

約数和(自身を含む): 447448320

約数和(自身を除く): 318583800

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 31, 36, 40, 45, 54, 60, 62, 72, 81, 90, 93, 108, 120, 124, 135, 155, 162, 180, 186, 216, 248, 270, 279, 310, 324, 360, 372, 405, 465, 540, 558, 620, 648, 744, 810, 837, 930, 1080, 1116, 1240, 1283, 1395, 1620, 1674, 1860, 2232, 2511, 2566, 2790, 3240, 3348, 3720, 3849, 4185, 5022, 5132, 5580, 6415, 6696, 7698, 8370, 10044, 10264, 11160, 11547, 12555, 12830, 15396, 16740, 19245, 20088, 23094, 25110, 25660, 30792, 33480, 34641, 38490, 39773, 46188, 50220, 51320, 57735, 69282, 76980, 79546, 92376, 100440, 103923, 115470, 119319, 138564, 153960, 159092, 173205, 198865, 207846, 230940, 238638, 277128, 318184, 346410, 357957, 397730, 415692, 461880, 477276, 519615, 596595, 692820, 715914, 795460, 831384, 954552, 1039230, 1073871, 1193190, 1385640, 1431828, 1590920, 1789785, 2078460, 2147742, 2386380, 2863656, 3221613, 3579570, 4156920, 4295484, 4772760, 5369355, 6443226, 7159140, 8590968, 10738710, 12886452, 14318280, 16108065, 21477420, 25772904, 32216130, 42954840, 64432260, 128864520]

約数ペア:

[(1, 128864520), (2, 64432260), (3, 42954840), (4, 32216130), (5, 25772904), (6, 21477420), (8, 16108065), (9, 14318280), (10, 12886452), (12, 10738710), (15, 8590968), (18, 7159140), (20, 6443226), (24, 5369355), (27, 4772760), (30, 4295484), (31, 4156920), (36, 3579570), (40, 3221613), (45, 2863656), (54, 2386380), (60, 2147742), (62, 2078460), (72, 1789785), (81, 1590920), (90, 1431828), (93, 1385640), (108, 1193190), (120, 1073871), (124, 1039230), (135, 954552), (155, 831384), (162, 795460), (180, 715914), (186, 692820), (216, 596595), (248, 519615), (270, 477276), (279, 461880), (310, 415692), (324, 397730), (360, 357957), (372, 346410), (405, 318184), (465, 277128), (540, 238638), (558, 230940), (620, 207846), (648, 198865), (744, 173205), (810, 159092), (837, 153960), (930, 138564), (1080, 119319), (1116, 115470), (1240, 103923), (1283, 100440), (1395, 92376), (1620, 79546), (1674, 76980), (1860, 69282), (2232, 57735), (2511, 51320), (2566, 50220), (2790, 46188), (3240, 39773), (3348, 38490), (3720, 34641), (3849, 33480), (4185, 30792), (5022, 25660), (5132, 25110), (5580, 23094), (6415, 20088), (6696, 19245), (7698, 16740), (8370, 15396), (10044, 12830), (10264, 12555), (11160, 11547)]