20574771840

素因数分解:

$2^7\times 3^2\times 5^1\times 7^1\times {\mathrm{510287}}^1$

素因数の和:510319

約数の個数: 192

約数和(自身を含む): 81197026560

約数和(自身を除く): 60622254720

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 32, 35, 36, 40, 42, 45, 48, 56, 60, 63, 64, 70, 72, 80, 84, 90, 96, 105, 112, 120, 126, 128, 140, 144, 160, 168, 180, 192, 210, 224, 240, 252, 280, 288, 315, 320, 336, 360, 384, 420, 448, 480, 504, 560, 576, 630, 640, 672, 720, 840, 896, 960, 1008, 1120, 1152, 1260, 1344, 1440, 1680, 1920, 2016, 2240, 2520, 2688, 2880, 3360, 4032, 4480, 5040, 5760, 6720, 8064, 10080, 13440, 20160, 40320, 510287, 1020574, 1530861, 2041148, 2551435, 3061722, 3572009, 4082296, 4592583, 5102870, 6123444, 7144018, 7654305, 8164592, 9185166, 10205740, 10716027, 12246888, 14288036, 15308610, 16329184, 17860045, 18370332, 20411480, 21432054, 22962915, 24493776, 28576072, 30617220, 32148081, 32658368, 35720090, 36740664, 40822960, 42864108, 45925830, 48987552, 53580135, 57152144, 61234440, 64296162, 65316736, 71440180, 73481328, 81645920, 85728216, 91851660, 97975104, 107160270, 114304288, 122468880, 128592324, 142880360, 146962656, 160740405, 163291840, 171456432, 183703320, 195950208, 214320540, 228608576, 244937760, 257184648, 285760720, 293925312, 321480810, 326583680, 342912864, 367406640, 428641080, 457217152, 489875520, 514369296, 571521440, 587850624, 642961620, 685825728, 734813280, 857282160, 979751040, 1028738592, 1143042880, 1285923240, 1371651456, 1469626560, 1714564320, 2057477184, 2286085760, 2571846480, 2939253120, 3429128640, 4114954368, 5143692960, 6858257280, 10287385920, 20574771840]

約数ペア:

[(1, 20574771840), (2, 10287385920), (3, 6858257280), (4, 5143692960), (5, 4114954368), (6, 3429128640), (7, 2939253120), (8, 2571846480), (9, 2286085760), (10, 2057477184), (12, 1714564320), (14, 1469626560), (15, 1371651456), (16, 1285923240), (18, 1143042880), (20, 1028738592), (21, 979751040), (24, 857282160), (28, 734813280), (30, 685825728), (32, 642961620), (35, 587850624), (36, 571521440), (40, 514369296), (42, 489875520), (45, 457217152), (48, 428641080), (56, 367406640), (60, 342912864), (63, 326583680), (64, 321480810), (70, 293925312), (72, 285760720), (80, 257184648), (84, 244937760), (90, 228608576), (96, 214320540), (105, 195950208), (112, 183703320), (120, 171456432), (126, 163291840), (128, 160740405), (140, 146962656), (144, 142880360), (160, 128592324), (168, 122468880), (180, 114304288), (192, 107160270), (210, 97975104), (224, 91851660), (240, 85728216), (252, 81645920), (280, 73481328), (288, 71440180), (315, 65316736), (320, 64296162), (336, 61234440), (360, 57152144), (384, 53580135), (420, 48987552), (448, 45925830), (480, 42864108), (504, 40822960), (560, 36740664), (576, 35720090), (630, 32658368), (640, 32148081), (672, 30617220), (720, 28576072), (840, 24493776), (896, 22962915), (960, 21432054), (1008, 20411480), (1120, 18370332), (1152, 17860045), (1260, 16329184), (1344, 15308610), (1440, 14288036), (1680, 12246888), (1920, 10716027), (2016, 10205740), (2240, 9185166), (2520, 8164592), (2688, 7654305), (2880, 7144018), (3360, 6123444), (4032, 5102870), (4480, 4592583), (5040, 4082296), (5760, 3572009), (6720, 3061722), (8064, 2551435), (10080, 2041148), (13440, 1530861), (20160, 1020574), (40320, 510287)]