66998400

素因数分解:

$2^7\times 3^1\times 5^2\times 7^1\times {\mathrm{997}}^1$

素因数の和:1031

約数の個数: 192

約数和(自身を含む): 252454080

約数和(自身を除く): 185455680

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, 280, 300, 320, 336, 350, 384, 400, 420, 448, 480, 525, 560, 600, 640, 672, 700, 800, 840, 896, 960, 997, 1050, 1120, 1200, 1344, 1400, 1600, 1680, 1920, 1994, 2100, 2240, 2400, 2688, 2800, 2991, 3200, 3360, 3988, 4200, 4480, 4800, 4985, 5600, 5982, 6720, 6979, 7976, 8400, 9600, 9970, 11200, 11964, 13440, 13958, 14955, 15952, 16800, 19940, 20937, 22400, 23928, 24925, 27916, 29910, 31904, 33600, 34895, 39880, 41874, 47856, 49850, 55832, 59820, 63808, 67200, 69790, 74775, 79760, 83748, 95712, 99700, 104685, 111664, 119640, 127616, 139580, 149550, 159520, 167496, 174475, 191424, 199400, 209370, 223328, 239280, 279160, 299100, 319040, 334992, 348950, 382848, 398800, 418740, 446656, 478560, 523425, 558320, 598200, 638080, 669984, 697900, 797600, 837480, 893312, 957120, 1046850, 1116640, 1196400, 1339968, 1395800, 1595200, 1674960, 1914240, 2093700, 2233280, 2392800, 2679936, 2791600, 3190400, 3349920, 4187400, 4466560, 4785600, 5583200, 6699840, 8374800, 9571200, 11166400, 13399680, 16749600, 22332800, 33499200, 66998400]

約数ペア:

[(1, 66998400), (2, 33499200), (3, 22332800), (4, 16749600), (5, 13399680), (6, 11166400), (7, 9571200), (8, 8374800), (10, 6699840), (12, 5583200), (14, 4785600), (15, 4466560), (16, 4187400), (20, 3349920), (21, 3190400), (24, 2791600), (25, 2679936), (28, 2392800), (30, 2233280), (32, 2093700), (35, 1914240), (40, 1674960), (42, 1595200), (48, 1395800), (50, 1339968), (56, 1196400), (60, 1116640), (64, 1046850), (70, 957120), (75, 893312), (80, 837480), (84, 797600), (96, 697900), (100, 669984), (105, 638080), (112, 598200), (120, 558320), (128, 523425), (140, 478560), (150, 446656), (160, 418740), (168, 398800), (175, 382848), (192, 348950), (200, 334992), (210, 319040), (224, 299100), (240, 279160), (280, 239280), (300, 223328), (320, 209370), (336, 199400), (350, 191424), (384, 174475), (400, 167496), (420, 159520), (448, 149550), (480, 139580), (525, 127616), (560, 119640), (600, 111664), (640, 104685), (672, 99700), (700, 95712), (800, 83748), (840, 79760), (896, 74775), (960, 69790), (997, 67200), (1050, 63808), (1120, 59820), (1200, 55832), (1344, 49850), (1400, 47856), (1600, 41874), (1680, 39880), (1920, 34895), (1994, 33600), (2100, 31904), (2240, 29910), (2400, 27916), (2688, 24925), (2800, 23928), (2991, 22400), (3200, 20937), (3360, 19940), (3988, 16800), (4200, 15952), (4480, 14955), (4800, 13958), (4985, 13440), (5600, 11964), (5982, 11200), (6720, 9970), (6979, 9600), (7976, 8400)]