19992000

素因数分解:

$2^6\times 3^1\times 5^3\times 7^2\times {\mathrm{17}}^1$

素因数の和:61

約数の個数: 336

約数和(自身を含む): 81308448

約数和(自身を除く): 61316448

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 17, 20, 21, 24, 25, 28, 30, 32, 34, 35, 40, 42, 48, 49, 50, 51, 56, 60, 64, 68, 70, 75, 80, 84, 85, 96, 98, 100, 102, 105, 112, 119, 120, 125, 136, 140, 147, 150, 160, 168, 170, 175, 192, 196, 200, 204, 210, 224, 238, 240, 245, 250, 255, 272, 280, 294, 300, 320, 336, 340, 350, 357, 375, 392, 400, 408, 420, 425, 448, 476, 480, 490, 500, 510, 525, 544, 560, 588, 595, 600, 672, 680, 700, 714, 735, 750, 784, 800, 816, 833, 840, 850, 875, 952, 960, 980, 1000, 1020, 1050, 1088, 1120, 1176, 1190, 1200, 1225, 1275, 1344, 1360, 1400, 1428, 1470, 1500, 1568, 1600, 1632, 1666, 1680, 1700, 1750, 1785, 1904, 1960, 2000, 2040, 2100, 2125, 2240, 2352, 2380, 2400, 2450, 2499, 2550, 2625, 2720, 2800, 2856, 2940, 2975, 3000, 3136, 3264, 3332, 3360, 3400, 3500, 3570, 3675, 3808, 3920, 4000, 4080, 4165, 4200, 4250, 4704, 4760, 4800, 4900, 4998, 5100, 5250, 5440, 5600, 5712, 5880, 5950, 6000, 6125, 6375, 6664, 6720, 6800, 7000, 7140, 7350, 7616, 7840, 8000, 8160, 8330, 8400, 8500, 8925, 9408, 9520, 9800, 9996, 10200, 10500, 11200, 11424, 11760, 11900, 12000, 12250, 12495, 12750, 13328, 13600, 14000, 14280, 14700, 14875, 15680, 16320, 16660, 16800, 17000, 17850, 18375, 19040, 19600, 19992, 20400, 20825, 21000, 22848, 23520, 23800, 24000, 24500, 24990, 25500, 26656, 27200, 28000, 28560, 29400, 29750, 33320, 33600, 34000, 35700, 36750, 38080, 39200, 39984, 40800, 41650, 42000, 44625, 47040, 47600, 49000, 49980, 51000, 53312, 56000, 57120, 58800, 59500, 62475, 66640, 68000, 71400, 73500, 78400, 79968, 81600, 83300, 84000, 89250, 95200, 98000, 99960, 102000, 104125, 114240, 117600, 119000, 124950, 133280, 136000, 142800, 147000, 159936, 166600, 168000, 178500, 190400, 196000, 199920, 204000, 208250, 235200, 238000, 249900, 266560, 285600, 294000, 312375, 333200, 357000, 392000, 399840, 408000, 416500, 476000, 499800, 571200, 588000, 624750, 666400, 714000, 799680, 833000, 952000, 999600, 1176000, 1249500, 1332800, 1428000, 1666000, 1999200, 2499000, 2856000, 3332000, 3998400, 4998000, 6664000, 9996000, 19992000]

約数ペア:

[(1, 19992000), (2, 9996000), (3, 6664000), (4, 4998000), (5, 3998400), (6, 3332000), (7, 2856000), (8, 2499000), (10, 1999200), (12, 1666000), (14, 1428000), (15, 1332800), (16, 1249500), (17, 1176000), (20, 999600), (21, 952000), (24, 833000), (25, 799680), (28, 714000), (30, 666400), (32, 624750), (34, 588000), (35, 571200), (40, 499800), (42, 476000), (48, 416500), (49, 408000), (50, 399840), (51, 392000), (56, 357000), (60, 333200), (64, 312375), (68, 294000), (70, 285600), (75, 266560), (80, 249900), (84, 238000), (85, 235200), (96, 208250), (98, 204000), (100, 199920), (102, 196000), (105, 190400), (112, 178500), (119, 168000), (120, 166600), (125, 159936), (136, 147000), (140, 142800), (147, 136000), (150, 133280), (160, 124950), (168, 119000), (170, 117600), (175, 114240), (192, 104125), (196, 102000), (200, 99960), (204, 98000), (210, 95200), (224, 89250), (238, 84000), (240, 83300), (245, 81600), (250, 79968), (255, 78400), (272, 73500), (280, 71400), (294, 68000), (300, 66640), (320, 62475), (336, 59500), (340, 58800), (350, 57120), (357, 56000), (375, 53312), (392, 51000), (400, 49980), (408, 49000), (420, 47600), (425, 47040), (448, 44625), (476, 42000), (480, 41650), (490, 40800), (500, 39984), (510, 39200), (525, 38080), (544, 36750), (560, 35700), (588, 34000), (595, 33600), (600, 33320), (672, 29750), (680, 29400), (700, 28560), (714, 28000), (735, 27200), (750, 26656), (784, 25500), (800, 24990), (816, 24500), (833, 24000), (840, 23800), (850, 23520), (875, 22848), (952, 21000), (960, 20825), (980, 20400), (1000, 19992), (1020, 19600), (1050, 19040), (1088, 18375), (1120, 17850), (1176, 17000), (1190, 16800), (1200, 16660), (1225, 16320), (1275, 15680), (1344, 14875), (1360, 14700), (1400, 14280), (1428, 14000), (1470, 13600), (1500, 13328), (1568, 12750), (1600, 12495), (1632, 12250), (1666, 12000), (1680, 11900), (1700, 11760), (1750, 11424), (1785, 11200), (1904, 10500), (1960, 10200), (2000, 9996), (2040, 9800), (2100, 9520), (2125, 9408), (2240, 8925), (2352, 8500), (2380, 8400), (2400, 8330), (2450, 8160), (2499, 8000), (2550, 7840), (2625, 7616), (2720, 7350), (2800, 7140), (2856, 7000), (2940, 6800), (2975, 6720), (3000, 6664), (3136, 6375), (3264, 6125), (3332, 6000), (3360, 5950), (3400, 5880), (3500, 5712), (3570, 5600), (3675, 5440), (3808, 5250), (3920, 5100), (4000, 4998), (4080, 4900), (4165, 4800), (4200, 4760), (4250, 4704)]