21457372800

素因数分解:

$2^7\times 3^1\times 5^2\times {\mathrm{17}}^1\times {\mathrm{131479}}^1$

素因数の和:131523

約数の個数: 192

約数和(自身を含む): 74833156800

約数和(自身を除く): 53375784000

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 17, 20, 24, 25, 30, 32, 34, 40, 48, 50, 51, 60, 64, 68, 75, 80, 85, 96, 100, 102, 120, 128, 136, 150, 160, 170, 192, 200, 204, 240, 255, 272, 300, 320, 340, 384, 400, 408, 425, 480, 510, 544, 600, 640, 680, 800, 816, 850, 960, 1020, 1088, 1200, 1275, 1360, 1600, 1632, 1700, 1920, 2040, 2176, 2400, 2550, 2720, 3200, 3264, 3400, 4080, 4800, 5100, 5440, 6528, 6800, 8160, 9600, 10200, 10880, 13600, 16320, 20400, 27200, 32640, 40800, 54400, 81600, 131479, 163200, 262958, 394437, 525916, 657395, 788874, 1051832, 1314790, 1577748, 1972185, 2103664, 2235143, 2629580, 3155496, 3286975, 3944370, 4207328, 4470286, 5259160, 6310992, 6573950, 6705429, 7888740, 8414656, 8940572, 9860925, 10518320, 11175715, 12621984, 13147900, 13410858, 15777480, 16829312, 17881144, 19721850, 21036640, 22351430, 25243968, 26295800, 26821716, 31554960, 33527145, 35762288, 39443700, 42073280, 44702860, 50487936, 52591600, 53643432, 55878575, 63109920, 67054290, 71524576, 78887400, 84146560, 89405720, 105183200, 107286864, 111757150, 126219840, 134108580, 143049152, 157774800, 167635725, 178811440, 210366400, 214573728, 223514300, 252439680, 268217160, 286098304, 315549600, 335271450, 357622880, 420732800, 429147456, 447028600, 536434320, 631099200, 670542900, 715245760, 858294912, 894057200, 1072868640, 1262198400, 1341085800, 1430491520, 1788114400, 2145737280, 2682171600, 3576228800, 4291474560, 5364343200, 7152457600, 10728686400, 21457372800]

約数ペア:

[(1, 21457372800), (2, 10728686400), (3, 7152457600), (4, 5364343200), (5, 4291474560), (6, 3576228800), (8, 2682171600), (10, 2145737280), (12, 1788114400), (15, 1430491520), (16, 1341085800), (17, 1262198400), (20, 1072868640), (24, 894057200), (25, 858294912), (30, 715245760), (32, 670542900), (34, 631099200), (40, 536434320), (48, 447028600), (50, 429147456), (51, 420732800), (60, 357622880), (64, 335271450), (68, 315549600), (75, 286098304), (80, 268217160), (85, 252439680), (96, 223514300), (100, 214573728), (102, 210366400), (120, 178811440), (128, 167635725), (136, 157774800), (150, 143049152), (160, 134108580), (170, 126219840), (192, 111757150), (200, 107286864), (204, 105183200), (240, 89405720), (255, 84146560), (272, 78887400), (300, 71524576), (320, 67054290), (340, 63109920), (384, 55878575), (400, 53643432), (408, 52591600), (425, 50487936), (480, 44702860), (510, 42073280), (544, 39443700), (600, 35762288), (640, 33527145), (680, 31554960), (800, 26821716), (816, 26295800), (850, 25243968), (960, 22351430), (1020, 21036640), (1088, 19721850), (1200, 17881144), (1275, 16829312), (1360, 15777480), (1600, 13410858), (1632, 13147900), (1700, 12621984), (1920, 11175715), (2040, 10518320), (2176, 9860925), (2400, 8940572), (2550, 8414656), (2720, 7888740), (3200, 6705429), (3264, 6573950), (3400, 6310992), (4080, 5259160), (4800, 4470286), (5100, 4207328), (5440, 3944370), (6528, 3286975), (6800, 3155496), (8160, 2629580), (9600, 2235143), (10200, 2103664), (10880, 1972185), (13600, 1577748), (16320, 1314790), (20400, 1051832), (27200, 788874), (32640, 657395), (40800, 525916), (54400, 394437), (81600, 262958), (131479, 163200)]