21940800

素因数分解:

$2^6\times 3^1\times 5^2\times 7^1\times {\mathrm{653}}^1$

素因数の和:685

約数の個数: 168

約数和(自身を含む): 82393536

約数和(自身を除く): 60452736

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 25, 28, 30, 32, 35, 40, 42, 48, 50, 56, 60, 64, 70, 75, 80, 84, 96, 100, 105, 112, 120, 140, 150, 160, 168, 175, 192, 200, 210, 224, 240, 280, 300, 320, 336, 350, 400, 420, 448, 480, 525, 560, 600, 653, 672, 700, 800, 840, 960, 1050, 1120, 1200, 1306, 1344, 1400, 1600, 1680, 1959, 2100, 2240, 2400, 2612, 2800, 3265, 3360, 3918, 4200, 4571, 4800, 5224, 5600, 6530, 6720, 7836, 8400, 9142, 9795, 10448, 11200, 13060, 13713, 15672, 16325, 16800, 18284, 19590, 20896, 22855, 26120, 27426, 31344, 32650, 33600, 36568, 39180, 41792, 45710, 48975, 52240, 54852, 62688, 65300, 68565, 73136, 78360, 91420, 97950, 104480, 109704, 114275, 125376, 130600, 137130, 146272, 156720, 182840, 195900, 208960, 219408, 228550, 261200, 274260, 292544, 313440, 342825, 365680, 391800, 438816, 457100, 522400, 548520, 626880, 685650, 731360, 783600, 877632, 914200, 1044800, 1097040, 1371300, 1462720, 1567200, 1828400, 2194080, 2742600, 3134400, 3656800, 4388160, 5485200, 7313600, 10970400, 21940800]

約数ペア:

[(1, 21940800), (2, 10970400), (3, 7313600), (4, 5485200), (5, 4388160), (6, 3656800), (7, 3134400), (8, 2742600), (10, 2194080), (12, 1828400), (14, 1567200), (15, 1462720), (16, 1371300), (20, 1097040), (21, 1044800), (24, 914200), (25, 877632), (28, 783600), (30, 731360), (32, 685650), (35, 626880), (40, 548520), (42, 522400), (48, 457100), (50, 438816), (56, 391800), (60, 365680), (64, 342825), (70, 313440), (75, 292544), (80, 274260), (84, 261200), (96, 228550), (100, 219408), (105, 208960), (112, 195900), (120, 182840), (140, 156720), (150, 146272), (160, 137130), (168, 130600), (175, 125376), (192, 114275), (200, 109704), (210, 104480), (224, 97950), (240, 91420), (280, 78360), (300, 73136), (320, 68565), (336, 65300), (350, 62688), (400, 54852), (420, 52240), (448, 48975), (480, 45710), (525, 41792), (560, 39180), (600, 36568), (653, 33600), (672, 32650), (700, 31344), (800, 27426), (840, 26120), (960, 22855), (1050, 20896), (1120, 19590), (1200, 18284), (1306, 16800), (1344, 16325), (1400, 15672), (1600, 13713), (1680, 13060), (1959, 11200), (2100, 10448), (2240, 9795), (2400, 9142), (2612, 8400), (2800, 7836), (3265, 6720), (3360, 6530), (3918, 5600), (4200, 5224), (4571, 4800)]