255820680

素因数分解:

$2^3\times 3^6\times 5^1\times {\mathrm{31}}^1\times {\mathrm{283}}^1$

素因数の和:343

約数の個数: 224

約数和(自身を含む): 893986560

約数和(自身を除く): 638165880

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, 243, 248, 270, 279, 283, 310, 324, 360, 372, 405, 465, 486, 540, 558, 566, 620, 648, 729, 744, 810, 837, 849, 930, 972, 1080, 1116, 1132, 1215, 1240, 1395, 1415, 1458, 1620, 1674, 1698, 1860, 1944, 2232, 2264, 2430, 2511, 2547, 2790, 2830, 2916, 3240, 3348, 3396, 3645, 3720, 4185, 4245, 4860, 5022, 5094, 5580, 5660, 5832, 6696, 6792, 7290, 7533, 7641, 8370, 8490, 8773, 9720, 10044, 10188, 11160, 11320, 12555, 12735, 14580, 15066, 15282, 16740, 16980, 17546, 20088, 20376, 22599, 22923, 25110, 25470, 26319, 29160, 30132, 30564, 33480, 33960, 35092, 37665, 38205, 43865, 45198, 45846, 50220, 50940, 52638, 60264, 61128, 68769, 70184, 75330, 76410, 78957, 87730, 90396, 91692, 100440, 101880, 105276, 112995, 114615, 131595, 137538, 150660, 152820, 157914, 175460, 180792, 183384, 206307, 210552, 225990, 229230, 236871, 263190, 275076, 301320, 305640, 315828, 343845, 350920, 394785, 412614, 451980, 458460, 473742, 526380, 550152, 631656, 687690, 710613, 789570, 825228, 903960, 916920, 947484, 1031535, 1052760, 1184355, 1375380, 1421226, 1579140, 1650456, 1894968, 2063070, 2131839, 2368710, 2750760, 2842452, 3158280, 3553065, 4126140, 4263678, 4737420, 5684904, 6395517, 7106130, 8252280, 8527356, 9474840, 10659195, 12791034, 14212260, 17054712, 21318390, 25582068, 28424520, 31977585, 42636780, 51164136, 63955170, 85273560, 127910340, 255820680]

約数ペア:

[(1, 255820680), (2, 127910340), (3, 85273560), (4, 63955170), (5, 51164136), (6, 42636780), (8, 31977585), (9, 28424520), (10, 25582068), (12, 21318390), (15, 17054712), (18, 14212260), (20, 12791034), (24, 10659195), (27, 9474840), (30, 8527356), (31, 8252280), (36, 7106130), (40, 6395517), (45, 5684904), (54, 4737420), (60, 4263678), (62, 4126140), (72, 3553065), (81, 3158280), (90, 2842452), (93, 2750760), (108, 2368710), (120, 2131839), (124, 2063070), (135, 1894968), (155, 1650456), (162, 1579140), (180, 1421226), (186, 1375380), (216, 1184355), (243, 1052760), (248, 1031535), (270, 947484), (279, 916920), (283, 903960), (310, 825228), (324, 789570), (360, 710613), (372, 687690), (405, 631656), (465, 550152), (486, 526380), (540, 473742), (558, 458460), (566, 451980), (620, 412614), (648, 394785), (729, 350920), (744, 343845), (810, 315828), (837, 305640), (849, 301320), (930, 275076), (972, 263190), (1080, 236871), (1116, 229230), (1132, 225990), (1215, 210552), (1240, 206307), (1395, 183384), (1415, 180792), (1458, 175460), (1620, 157914), (1674, 152820), (1698, 150660), (1860, 137538), (1944, 131595), (2232, 114615), (2264, 112995), (2430, 105276), (2511, 101880), (2547, 100440), (2790, 91692), (2830, 90396), (2916, 87730), (3240, 78957), (3348, 76410), (3396, 75330), (3645, 70184), (3720, 68769), (4185, 61128), (4245, 60264), (4860, 52638), (5022, 50940), (5094, 50220), (5580, 45846), (5660, 45198), (5832, 43865), (6696, 38205), (6792, 37665), (7290, 35092), (7533, 33960), (7641, 33480), (8370, 30564), (8490, 30132), (8773, 29160), (9720, 26319), (10044, 25470), (10188, 25110), (11160, 22923), (11320, 22599), (12555, 20376), (12735, 20088), (14580, 17546), (15066, 16980), (15282, 16740)]