68409600

素因数分解:

$2^8\times 3^1\times 5^2\times 7^1\times {\mathrm{509}}^1$

素因数の和:545

約数の個数: 216

約数和(自身を含む): 258525120

約数和(自身を除く): 190115520

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, 128, 140, 150, 160, 168, 175, 192, 200, 210, 224, 240, 256, 280, 300, 320, 336, 350, 384, 400, 420, 448, 480, 509, 525, 560, 600, 640, 672, 700, 768, 800, 840, 896, 960, 1018, 1050, 1120, 1200, 1280, 1344, 1400, 1527, 1600, 1680, 1792, 1920, 2036, 2100, 2240, 2400, 2545, 2688, 2800, 3054, 3200, 3360, 3563, 3840, 4072, 4200, 4480, 4800, 5090, 5376, 5600, 6108, 6400, 6720, 7126, 7635, 8144, 8400, 8960, 9600, 10180, 10689, 11200, 12216, 12725, 13440, 14252, 15270, 16288, 16800, 17815, 19200, 20360, 21378, 22400, 24432, 25450, 26880, 28504, 30540, 32576, 33600, 35630, 38175, 40720, 42756, 44800, 48864, 50900, 53445, 57008, 61080, 65152, 67200, 71260, 76350, 81440, 85512, 89075, 97728, 101800, 106890, 114016, 122160, 130304, 134400, 142520, 152700, 162880, 171024, 178150, 195456, 203600, 213780, 228032, 244320, 267225, 285040, 305400, 325760, 342048, 356300, 390912, 407200, 427560, 456064, 488640, 534450, 570080, 610800, 651520, 684096, 712600, 814400, 855120, 912128, 977280, 1068900, 1140160, 1221600, 1368192, 1425200, 1628800, 1710240, 1954560, 2137800, 2280320, 2443200, 2736384, 2850400, 3257600, 3420480, 4275600, 4560640, 4886400, 5700800, 6840960, 8551200, 9772800, 11401600, 13681920, 17102400, 22803200, 34204800, 68409600]

約数ペア:

[(1, 68409600), (2, 34204800), (3, 22803200), (4, 17102400), (5, 13681920), (6, 11401600), (7, 9772800), (8, 8551200), (10, 6840960), (12, 5700800), (14, 4886400), (15, 4560640), (16, 4275600), (20, 3420480), (21, 3257600), (24, 2850400), (25, 2736384), (28, 2443200), (30, 2280320), (32, 2137800), (35, 1954560), (40, 1710240), (42, 1628800), (48, 1425200), (50, 1368192), (56, 1221600), (60, 1140160), (64, 1068900), (70, 977280), (75, 912128), (80, 855120), (84, 814400), (96, 712600), (100, 684096), (105, 651520), (112, 610800), (120, 570080), (128, 534450), (140, 488640), (150, 456064), (160, 427560), (168, 407200), (175, 390912), (192, 356300), (200, 342048), (210, 325760), (224, 305400), (240, 285040), (256, 267225), (280, 244320), (300, 228032), (320, 213780), (336, 203600), (350, 195456), (384, 178150), (400, 171024), (420, 162880), (448, 152700), (480, 142520), (509, 134400), (525, 130304), (560, 122160), (600, 114016), (640, 106890), (672, 101800), (700, 97728), (768, 89075), (800, 85512), (840, 81440), (896, 76350), (960, 71260), (1018, 67200), (1050, 65152), (1120, 61080), (1200, 57008), (1280, 53445), (1344, 50900), (1400, 48864), (1527, 44800), (1600, 42756), (1680, 40720), (1792, 38175), (1920, 35630), (2036, 33600), (2100, 32576), (2240, 30540), (2400, 28504), (2545, 26880), (2688, 25450), (2800, 24432), (3054, 22400), (3200, 21378), (3360, 20360), (3563, 19200), (3840, 17815), (4072, 16800), (4200, 16288), (4480, 15270), (4800, 14252), (5090, 13440), (5376, 12725), (5600, 12216), (6108, 11200), (6400, 10689), (6720, 10180), (7126, 9600), (7635, 8960), (8144, 8400)]