21638400

素因数分解:

$2^8\times 3^1\times 5^2\times 7^2\times {\mathrm{23}}^1$

素因数の和:66

約数の個数: 324

約数和(自身を含む): 86681952

約数和(自身を除く): 65043552

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 23, 24, 25, 28, 30, 32, 35, 40, 42, 46, 48, 49, 50, 56, 60, 64, 69, 70, 75, 80, 84, 92, 96, 98, 100, 105, 112, 115, 120, 128, 138, 140, 147, 150, 160, 161, 168, 175, 184, 192, 196, 200, 210, 224, 230, 240, 245, 256, 276, 280, 294, 300, 320, 322, 336, 345, 350, 368, 384, 392, 400, 420, 448, 460, 480, 483, 490, 525, 552, 560, 575, 588, 600, 640, 644, 672, 690, 700, 735, 736, 768, 784, 800, 805, 840, 896, 920, 960, 966, 980, 1050, 1104, 1120, 1127, 1150, 1176, 1200, 1225, 1280, 1288, 1344, 1380, 1400, 1470, 1472, 1568, 1600, 1610, 1680, 1725, 1792, 1840, 1920, 1932, 1960, 2100, 2208, 2240, 2254, 2300, 2352, 2400, 2415, 2450, 2576, 2688, 2760, 2800, 2940, 2944, 3136, 3200, 3220, 3360, 3381, 3450, 3675, 3680, 3840, 3864, 3920, 4025, 4200, 4416, 4480, 4508, 4600, 4704, 4800, 4830, 4900, 5152, 5376, 5520, 5600, 5635, 5880, 5888, 6272, 6400, 6440, 6720, 6762, 6900, 7350, 7360, 7728, 7840, 8050, 8400, 8832, 8960, 9016, 9200, 9408, 9600, 9660, 9800, 10304, 11040, 11200, 11270, 11760, 12075, 12544, 12880, 13440, 13524, 13800, 14700, 14720, 15456, 15680, 16100, 16800, 16905, 17664, 18032, 18400, 18816, 19200, 19320, 19600, 20608, 22080, 22400, 22540, 23520, 24150, 25760, 26880, 27048, 27600, 28175, 29400, 29440, 30912, 31360, 32200, 33600, 33810, 36064, 36800, 37632, 38640, 39200, 41216, 44160, 44800, 45080, 47040, 48300, 51520, 54096, 55200, 56350, 58800, 61824, 62720, 64400, 67200, 67620, 72128, 73600, 77280, 78400, 84525, 88320, 90160, 94080, 96600, 103040, 108192, 110400, 112700, 117600, 123648, 128800, 134400, 135240, 144256, 147200, 154560, 156800, 169050, 180320, 188160, 193200, 206080, 216384, 220800, 225400, 235200, 257600, 270480, 288512, 309120, 313600, 338100, 360640, 386400, 432768, 441600, 450800, 470400, 515200, 540960, 618240, 676200, 721280, 772800, 865536, 901600, 940800, 1030400, 1081920, 1352400, 1442560, 1545600, 1803200, 2163840, 2704800, 3091200, 3606400, 4327680, 5409600, 7212800, 10819200, 21638400]

約数ペア:

[(1, 21638400), (2, 10819200), (3, 7212800), (4, 5409600), (5, 4327680), (6, 3606400), (7, 3091200), (8, 2704800), (10, 2163840), (12, 1803200), (14, 1545600), (15, 1442560), (16, 1352400), (20, 1081920), (21, 1030400), (23, 940800), (24, 901600), (25, 865536), (28, 772800), (30, 721280), (32, 676200), (35, 618240), (40, 540960), (42, 515200), (46, 470400), (48, 450800), (49, 441600), (50, 432768), (56, 386400), (60, 360640), (64, 338100), (69, 313600), (70, 309120), (75, 288512), (80, 270480), (84, 257600), (92, 235200), (96, 225400), (98, 220800), (100, 216384), (105, 206080), (112, 193200), (115, 188160), (120, 180320), (128, 169050), (138, 156800), (140, 154560), (147, 147200), (150, 144256), (160, 135240), (161, 134400), (168, 128800), (175, 123648), (184, 117600), (192, 112700), (196, 110400), (200, 108192), (210, 103040), (224, 96600), (230, 94080), (240, 90160), (245, 88320), (256, 84525), (276, 78400), (280, 77280), (294, 73600), (300, 72128), (320, 67620), (322, 67200), (336, 64400), (345, 62720), (350, 61824), (368, 58800), (384, 56350), (392, 55200), (400, 54096), (420, 51520), (448, 48300), (460, 47040), (480, 45080), (483, 44800), (490, 44160), (525, 41216), (552, 39200), (560, 38640), (575, 37632), (588, 36800), (600, 36064), (640, 33810), (644, 33600), (672, 32200), (690, 31360), (700, 30912), (735, 29440), (736, 29400), (768, 28175), (784, 27600), (800, 27048), (805, 26880), (840, 25760), (896, 24150), (920, 23520), (960, 22540), (966, 22400), (980, 22080), (1050, 20608), (1104, 19600), (1120, 19320), (1127, 19200), (1150, 18816), (1176, 18400), (1200, 18032), (1225, 17664), (1280, 16905), (1288, 16800), (1344, 16100), (1380, 15680), (1400, 15456), (1470, 14720), (1472, 14700), (1568, 13800), (1600, 13524), (1610, 13440), (1680, 12880), (1725, 12544), (1792, 12075), (1840, 11760), (1920, 11270), (1932, 11200), (1960, 11040), (2100, 10304), (2208, 9800), (2240, 9660), (2254, 9600), (2300, 9408), (2352, 9200), (2400, 9016), (2415, 8960), (2450, 8832), (2576, 8400), (2688, 8050), (2760, 7840), (2800, 7728), (2940, 7360), (2944, 7350), (3136, 6900), (3200, 6762), (3220, 6720), (3360, 6440), (3381, 6400), (3450, 6272), (3675, 5888), (3680, 5880), (3840, 5635), (3864, 5600), (3920, 5520), (4025, 5376), (4200, 5152), (4416, 4900), (4480, 4830), (4508, 4800), (4600, 4704)]