21544320

素因数分解:

$2^7\times 3^1\times 5^1\times 7^2\times {\mathrm{229}}^1$

素因数の和:265

約数の個数: 192

約数和(自身を含む): 80233200

約数和(自身を除く): 58688880

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 42, 48, 49, 56, 60, 64, 70, 80, 84, 96, 98, 105, 112, 120, 128, 140, 147, 160, 168, 192, 196, 210, 224, 229, 240, 245, 280, 294, 320, 336, 384, 392, 420, 448, 458, 480, 490, 560, 588, 640, 672, 687, 735, 784, 840, 896, 916, 960, 980, 1120, 1145, 1176, 1344, 1374, 1470, 1568, 1603, 1680, 1832, 1920, 1960, 2240, 2290, 2352, 2688, 2748, 2940, 3136, 3206, 3360, 3435, 3664, 3920, 4480, 4580, 4704, 4809, 5496, 5880, 6272, 6412, 6720, 6870, 7328, 7840, 8015, 9160, 9408, 9618, 10992, 11221, 11760, 12824, 13440, 13740, 14656, 15680, 16030, 18320, 18816, 19236, 21984, 22442, 23520, 24045, 25648, 27480, 29312, 31360, 32060, 33663, 36640, 38472, 43968, 44884, 47040, 48090, 51296, 54960, 56105, 64120, 67326, 73280, 76944, 87936, 89768, 94080, 96180, 102592, 109920, 112210, 128240, 134652, 146560, 153888, 168315, 179536, 192360, 205184, 219840, 224420, 256480, 269304, 307776, 336630, 359072, 384720, 439680, 448840, 512960, 538608, 615552, 673260, 718144, 769440, 897680, 1025920, 1077216, 1346520, 1436288, 1538880, 1795360, 2154432, 2693040, 3077760, 3590720, 4308864, 5386080, 7181440, 10772160, 21544320]

約数ペア:

[(1, 21544320), (2, 10772160), (3, 7181440), (4, 5386080), (5, 4308864), (6, 3590720), (7, 3077760), (8, 2693040), (10, 2154432), (12, 1795360), (14, 1538880), (15, 1436288), (16, 1346520), (20, 1077216), (21, 1025920), (24, 897680), (28, 769440), (30, 718144), (32, 673260), (35, 615552), (40, 538608), (42, 512960), (48, 448840), (49, 439680), (56, 384720), (60, 359072), (64, 336630), (70, 307776), (80, 269304), (84, 256480), (96, 224420), (98, 219840), (105, 205184), (112, 192360), (120, 179536), (128, 168315), (140, 153888), (147, 146560), (160, 134652), (168, 128240), (192, 112210), (196, 109920), (210, 102592), (224, 96180), (229, 94080), (240, 89768), (245, 87936), (280, 76944), (294, 73280), (320, 67326), (336, 64120), (384, 56105), (392, 54960), (420, 51296), (448, 48090), (458, 47040), (480, 44884), (490, 43968), (560, 38472), (588, 36640), (640, 33663), (672, 32060), (687, 31360), (735, 29312), (784, 27480), (840, 25648), (896, 24045), (916, 23520), (960, 22442), (980, 21984), (1120, 19236), (1145, 18816), (1176, 18320), (1344, 16030), (1374, 15680), (1470, 14656), (1568, 13740), (1603, 13440), (1680, 12824), (1832, 11760), (1920, 11221), (1960, 10992), (2240, 9618), (2290, 9408), (2352, 9160), (2688, 8015), (2748, 7840), (2940, 7328), (3136, 6870), (3206, 6720), (3360, 6412), (3435, 6272), (3664, 5880), (3920, 5496), (4480, 4809), (4580, 4704)]