20456377200

素因数分解:

$2^4\times 3^3\times 5^2\times 7^1\times {\mathrm{270587}}^1$

素因数の和:270621

約数の個数: 240

約数和(自身を含む): 83211221760

約数和(自身を除く): 62754844560

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 25, 27, 28, 30, 35, 36, 40, 42, 45, 48, 50, 54, 56, 60, 63, 70, 72, 75, 80, 84, 90, 100, 105, 108, 112, 120, 126, 135, 140, 144, 150, 168, 175, 180, 189, 200, 210, 216, 225, 240, 252, 270, 280, 300, 315, 336, 350, 360, 378, 400, 420, 432, 450, 504, 525, 540, 560, 600, 630, 675, 700, 720, 756, 840, 900, 945, 1008, 1050, 1080, 1200, 1260, 1350, 1400, 1512, 1575, 1680, 1800, 1890, 2100, 2160, 2520, 2700, 2800, 3024, 3150, 3600, 3780, 4200, 4725, 5040, 5400, 6300, 7560, 8400, 9450, 10800, 12600, 15120, 18900, 25200, 37800, 75600, 270587, 541174, 811761, 1082348, 1352935, 1623522, 1894109, 2164696, 2435283, 2705870, 3247044, 3788218, 4058805, 4329392, 4870566, 5411740, 5682327, 6494088, 6764675, 7305849, 7576436, 8117610, 9470545, 9741132, 10823480, 11364654, 12176415, 12988176, 13529350, 14611698, 15152872, 16235220, 17046981, 18941090, 19482264, 20294025, 21646960, 22729308, 24352830, 27058700, 28411635, 29223396, 30305744, 32470440, 34093962, 36529245, 37882180, 38964528, 40588050, 45458616, 47352725, 48705660, 51140943, 54117400, 56823270, 58446792, 60882075, 64940880, 68187924, 73058490, 75764360, 81176100, 85234905, 90917232, 94705450, 97411320, 102281886, 108234800, 113646540, 116893584, 121764150, 136375848, 142058175, 146116980, 151528720, 162352200, 170469810, 182646225, 189410900, 194822640, 204563772, 227293080, 243528300, 255704715, 272751696, 284116350, 292233960, 324704400, 340939620, 365292450, 378821800, 409127544, 426174525, 454586160, 487056600, 511409430, 568232700, 584467920, 681879240, 730584900, 757643600, 818255088, 852349050, 974113200, 1022818860, 1136465400, 1278523575, 1363758480, 1461169800, 1704698100, 2045637720, 2272930800, 2557047150, 2922339600, 3409396200, 4091275440, 5114094300, 6818792400, 10228188600, 20456377200]

約数ペア:

[(1, 20456377200), (2, 10228188600), (3, 6818792400), (4, 5114094300), (5, 4091275440), (6, 3409396200), (7, 2922339600), (8, 2557047150), (9, 2272930800), (10, 2045637720), (12, 1704698100), (14, 1461169800), (15, 1363758480), (16, 1278523575), (18, 1136465400), (20, 1022818860), (21, 974113200), (24, 852349050), (25, 818255088), (27, 757643600), (28, 730584900), (30, 681879240), (35, 584467920), (36, 568232700), (40, 511409430), (42, 487056600), (45, 454586160), (48, 426174525), (50, 409127544), (54, 378821800), (56, 365292450), (60, 340939620), (63, 324704400), (70, 292233960), (72, 284116350), (75, 272751696), (80, 255704715), (84, 243528300), (90, 227293080), (100, 204563772), (105, 194822640), (108, 189410900), (112, 182646225), (120, 170469810), (126, 162352200), (135, 151528720), (140, 146116980), (144, 142058175), (150, 136375848), (168, 121764150), (175, 116893584), (180, 113646540), (189, 108234800), (200, 102281886), (210, 97411320), (216, 94705450), (225, 90917232), (240, 85234905), (252, 81176100), (270, 75764360), (280, 73058490), (300, 68187924), (315, 64940880), (336, 60882075), (350, 58446792), (360, 56823270), (378, 54117400), (400, 51140943), (420, 48705660), (432, 47352725), (450, 45458616), (504, 40588050), (525, 38964528), (540, 37882180), (560, 36529245), (600, 34093962), (630, 32470440), (675, 30305744), (700, 29223396), (720, 28411635), (756, 27058700), (840, 24352830), (900, 22729308), (945, 21646960), (1008, 20294025), (1050, 19482264), (1080, 18941090), (1200, 17046981), (1260, 16235220), (1350, 15152872), (1400, 14611698), (1512, 13529350), (1575, 12988176), (1680, 12176415), (1800, 11364654), (1890, 10823480), (2100, 9741132), (2160, 9470545), (2520, 8117610), (2700, 7576436), (2800, 7305849), (3024, 6764675), (3150, 6494088), (3600, 5682327), (3780, 5411740), (4200, 4870566), (4725, 4329392), (5040, 4058805), (5400, 3788218), (6300, 3247044), (7560, 2705870), (8400, 2435283), (9450, 2164696), (10800, 1894109), (12600, 1623522), (15120, 1352935), (18900, 1082348), (25200, 811761), (37800, 541174), (75600, 270587)]