21268800

素因数分解:

$2^6\times 3^2\times 5^2\times 7^1\times {\mathrm{211}}^1$

素因数の和:246

約数の個数: 252

約数和(自身を含む): 86802976

約数和(自身を除く): 65534176

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 25, 28, 30, 32, 35, 36, 40, 42, 45, 48, 50, 56, 60, 63, 64, 70, 72, 75, 80, 84, 90, 96, 100, 105, 112, 120, 126, 140, 144, 150, 160, 168, 175, 180, 192, 200, 210, 211, 224, 225, 240, 252, 280, 288, 300, 315, 320, 336, 350, 360, 400, 420, 422, 448, 450, 480, 504, 525, 560, 576, 600, 630, 633, 672, 700, 720, 800, 840, 844, 900, 960, 1008, 1050, 1055, 1120, 1200, 1260, 1266, 1344, 1400, 1440, 1477, 1575, 1600, 1680, 1688, 1800, 1899, 2016, 2100, 2110, 2240, 2400, 2520, 2532, 2800, 2880, 2954, 3150, 3165, 3360, 3376, 3600, 3798, 4032, 4200, 4220, 4431, 4800, 5040, 5064, 5275, 5600, 5908, 6300, 6330, 6720, 6752, 7200, 7385, 7596, 8400, 8440, 8862, 9495, 10080, 10128, 10550, 11200, 11816, 12600, 12660, 13293, 13504, 14400, 14770, 15192, 15825, 16800, 16880, 17724, 18990, 20160, 20256, 21100, 22155, 23632, 25200, 25320, 26586, 29540, 30384, 31650, 33600, 33760, 35448, 36925, 37980, 40512, 42200, 44310, 47264, 47475, 50400, 50640, 53172, 59080, 60768, 63300, 66465, 67520, 70896, 73850, 75960, 84400, 88620, 94528, 94950, 100800, 101280, 106344, 110775, 118160, 121536, 126600, 132930, 141792, 147700, 151920, 168800, 177240, 189900, 202560, 212688, 221550, 236320, 253200, 265860, 283584, 295400, 303840, 332325, 337600, 354480, 379800, 425376, 443100, 472640, 506400, 531720, 590800, 607680, 664650, 708960, 759600, 850752, 886200, 1012800, 1063440, 1181600, 1329300, 1417920, 1519200, 1772400, 2126880, 2363200, 2658600, 3038400, 3544800, 4253760, 5317200, 7089600, 10634400, 21268800]

約数ペア:

[(1, 21268800), (2, 10634400), (3, 7089600), (4, 5317200), (5, 4253760), (6, 3544800), (7, 3038400), (8, 2658600), (9, 2363200), (10, 2126880), (12, 1772400), (14, 1519200), (15, 1417920), (16, 1329300), (18, 1181600), (20, 1063440), (21, 1012800), (24, 886200), (25, 850752), (28, 759600), (30, 708960), (32, 664650), (35, 607680), (36, 590800), (40, 531720), (42, 506400), (45, 472640), (48, 443100), (50, 425376), (56, 379800), (60, 354480), (63, 337600), (64, 332325), (70, 303840), (72, 295400), (75, 283584), (80, 265860), (84, 253200), (90, 236320), (96, 221550), (100, 212688), (105, 202560), (112, 189900), (120, 177240), (126, 168800), (140, 151920), (144, 147700), (150, 141792), (160, 132930), (168, 126600), (175, 121536), (180, 118160), (192, 110775), (200, 106344), (210, 101280), (211, 100800), (224, 94950), (225, 94528), (240, 88620), (252, 84400), (280, 75960), (288, 73850), (300, 70896), (315, 67520), (320, 66465), (336, 63300), (350, 60768), (360, 59080), (400, 53172), (420, 50640), (422, 50400), (448, 47475), (450, 47264), (480, 44310), (504, 42200), (525, 40512), (560, 37980), (576, 36925), (600, 35448), (630, 33760), (633, 33600), (672, 31650), (700, 30384), (720, 29540), (800, 26586), (840, 25320), (844, 25200), (900, 23632), (960, 22155), (1008, 21100), (1050, 20256), (1055, 20160), (1120, 18990), (1200, 17724), (1260, 16880), (1266, 16800), (1344, 15825), (1400, 15192), (1440, 14770), (1477, 14400), (1575, 13504), (1600, 13293), (1680, 12660), (1688, 12600), (1800, 11816), (1899, 11200), (2016, 10550), (2100, 10128), (2110, 10080), (2240, 9495), (2400, 8862), (2520, 8440), (2532, 8400), (2800, 7596), (2880, 7385), (2954, 7200), (3150, 6752), (3165, 6720), (3360, 6330), (3376, 6300), (3600, 5908), (3798, 5600), (4032, 5275), (4200, 5064), (4220, 5040), (4431, 4800)]