19286400

素因数分解:

$2^7\times 3^1\times 5^2\times 7^2\times {\mathrm{41}}^1$

素因数の和:82

約数の個数: 288

約数和(自身を含む): 75698280

約数和(自身を除く): 56411880

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, 41, 42, 48, 49, 50, 56, 60, 64, 70, 75, 80, 82, 84, 96, 98, 100, 105, 112, 120, 123, 128, 140, 147, 150, 160, 164, 168, 175, 192, 196, 200, 205, 210, 224, 240, 245, 246, 280, 287, 294, 300, 320, 328, 336, 350, 384, 392, 400, 410, 420, 448, 480, 490, 492, 525, 560, 574, 588, 600, 615, 640, 656, 672, 700, 735, 784, 800, 820, 840, 861, 896, 960, 980, 984, 1025, 1050, 1120, 1148, 1176, 1200, 1225, 1230, 1312, 1344, 1400, 1435, 1470, 1568, 1600, 1640, 1680, 1722, 1920, 1960, 1968, 2009, 2050, 2100, 2240, 2296, 2352, 2400, 2450, 2460, 2624, 2688, 2800, 2870, 2940, 3075, 3136, 3200, 3280, 3360, 3444, 3675, 3920, 3936, 4018, 4100, 4200, 4305, 4480, 4592, 4704, 4800, 4900, 4920, 5248, 5600, 5740, 5880, 6027, 6150, 6272, 6560, 6720, 6888, 7175, 7350, 7840, 7872, 8036, 8200, 8400, 8610, 9184, 9408, 9600, 9800, 9840, 10045, 11200, 11480, 11760, 12054, 12300, 13120, 13440, 13776, 14350, 14700, 15680, 15744, 16072, 16400, 16800, 17220, 18368, 18816, 19600, 19680, 20090, 21525, 22400, 22960, 23520, 24108, 24600, 26240, 27552, 28700, 29400, 30135, 31360, 32144, 32800, 33600, 34440, 36736, 39200, 39360, 40180, 43050, 45920, 47040, 48216, 49200, 50225, 55104, 57400, 58800, 60270, 64288, 65600, 67200, 68880, 78400, 78720, 80360, 86100, 91840, 94080, 96432, 98400, 100450, 110208, 114800, 117600, 120540, 128576, 131200, 137760, 150675, 156800, 160720, 172200, 183680, 192864, 196800, 200900, 229600, 235200, 241080, 257152, 275520, 301350, 321440, 344400, 385728, 393600, 401800, 459200, 470400, 482160, 551040, 602700, 642880, 688800, 771456, 803600, 918400, 964320, 1205400, 1285760, 1377600, 1607200, 1928640, 2410800, 2755200, 3214400, 3857280, 4821600, 6428800, 9643200, 19286400]

約数ペア:

[(1, 19286400), (2, 9643200), (3, 6428800), (4, 4821600), (5, 3857280), (6, 3214400), (7, 2755200), (8, 2410800), (10, 1928640), (12, 1607200), (14, 1377600), (15, 1285760), (16, 1205400), (20, 964320), (21, 918400), (24, 803600), (25, 771456), (28, 688800), (30, 642880), (32, 602700), (35, 551040), (40, 482160), (41, 470400), (42, 459200), (48, 401800), (49, 393600), (50, 385728), (56, 344400), (60, 321440), (64, 301350), (70, 275520), (75, 257152), (80, 241080), (82, 235200), (84, 229600), (96, 200900), (98, 196800), (100, 192864), (105, 183680), (112, 172200), (120, 160720), (123, 156800), (128, 150675), (140, 137760), (147, 131200), (150, 128576), (160, 120540), (164, 117600), (168, 114800), (175, 110208), (192, 100450), (196, 98400), (200, 96432), (205, 94080), (210, 91840), (224, 86100), (240, 80360), (245, 78720), (246, 78400), (280, 68880), (287, 67200), (294, 65600), (300, 64288), (320, 60270), (328, 58800), (336, 57400), (350, 55104), (384, 50225), (392, 49200), (400, 48216), (410, 47040), (420, 45920), (448, 43050), (480, 40180), (490, 39360), (492, 39200), (525, 36736), (560, 34440), (574, 33600), (588, 32800), (600, 32144), (615, 31360), (640, 30135), (656, 29400), (672, 28700), (700, 27552), (735, 26240), (784, 24600), (800, 24108), (820, 23520), (840, 22960), (861, 22400), (896, 21525), (960, 20090), (980, 19680), (984, 19600), (1025, 18816), (1050, 18368), (1120, 17220), (1148, 16800), (1176, 16400), (1200, 16072), (1225, 15744), (1230, 15680), (1312, 14700), (1344, 14350), (1400, 13776), (1435, 13440), (1470, 13120), (1568, 12300), (1600, 12054), (1640, 11760), (1680, 11480), (1722, 11200), (1920, 10045), (1960, 9840), (1968, 9800), (2009, 9600), (2050, 9408), (2100, 9184), (2240, 8610), (2296, 8400), (2352, 8200), (2400, 8036), (2450, 7872), (2460, 7840), (2624, 7350), (2688, 7175), (2800, 6888), (2870, 6720), (2940, 6560), (3075, 6272), (3136, 6150), (3200, 6027), (3280, 5880), (3360, 5740), (3444, 5600), (3675, 5248), (3920, 4920), (3936, 4900), (4018, 4800), (4100, 4704), (4200, 4592), (4305, 4480)]