209427840

素因数分解:

$2^7\times 3^2\times 5^1\times {\mathrm{103}}^1\times {\mathrm{353}}^1$

素因数の和:481

約数の個数: 192

約数和(自身を含む): 732270240

約数和(自身を除く): 522842400

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 64, 72, 80, 90, 96, 103, 120, 128, 144, 160, 180, 192, 206, 240, 288, 309, 320, 353, 360, 384, 412, 480, 515, 576, 618, 640, 706, 720, 824, 927, 960, 1030, 1059, 1152, 1236, 1412, 1440, 1545, 1648, 1765, 1854, 1920, 2060, 2118, 2472, 2824, 2880, 3090, 3177, 3296, 3530, 3708, 4120, 4236, 4635, 4944, 5295, 5648, 5760, 6180, 6354, 6592, 7060, 7416, 8240, 8472, 9270, 9888, 10590, 11296, 12360, 12708, 13184, 14120, 14832, 15885, 16480, 16944, 18540, 19776, 21180, 22592, 24720, 25416, 28240, 29664, 31770, 32960, 33888, 36359, 37080, 39552, 42360, 45184, 49440, 50832, 56480, 59328, 63540, 65920, 67776, 72718, 74160, 84720, 98880, 101664, 109077, 112960, 118656, 127080, 135552, 145436, 148320, 169440, 181795, 197760, 203328, 218154, 225920, 254160, 290872, 296640, 327231, 338880, 363590, 406656, 436308, 508320, 545385, 581744, 593280, 654462, 677760, 727180, 872616, 1016640, 1090770, 1163488, 1308924, 1454360, 1636155, 1745232, 2033280, 2181540, 2326976, 2617848, 2908720, 3272310, 3490464, 4363080, 4653952, 5235696, 5817440, 6544620, 6980928, 8726160, 10471392, 11634880, 13089240, 13961856, 17452320, 20942784, 23269760, 26178480, 34904640, 41885568, 52356960, 69809280, 104713920, 209427840]

約数ペア:

[(1, 209427840), (2, 104713920), (3, 69809280), (4, 52356960), (5, 41885568), (6, 34904640), (8, 26178480), (9, 23269760), (10, 20942784), (12, 17452320), (15, 13961856), (16, 13089240), (18, 11634880), (20, 10471392), (24, 8726160), (30, 6980928), (32, 6544620), (36, 5817440), (40, 5235696), (45, 4653952), (48, 4363080), (60, 3490464), (64, 3272310), (72, 2908720), (80, 2617848), (90, 2326976), (96, 2181540), (103, 2033280), (120, 1745232), (128, 1636155), (144, 1454360), (160, 1308924), (180, 1163488), (192, 1090770), (206, 1016640), (240, 872616), (288, 727180), (309, 677760), (320, 654462), (353, 593280), (360, 581744), (384, 545385), (412, 508320), (480, 436308), (515, 406656), (576, 363590), (618, 338880), (640, 327231), (706, 296640), (720, 290872), (824, 254160), (927, 225920), (960, 218154), (1030, 203328), (1059, 197760), (1152, 181795), (1236, 169440), (1412, 148320), (1440, 145436), (1545, 135552), (1648, 127080), (1765, 118656), (1854, 112960), (1920, 109077), (2060, 101664), (2118, 98880), (2472, 84720), (2824, 74160), (2880, 72718), (3090, 67776), (3177, 65920), (3296, 63540), (3530, 59328), (3708, 56480), (4120, 50832), (4236, 49440), (4635, 45184), (4944, 42360), (5295, 39552), (5648, 37080), (5760, 36359), (6180, 33888), (6354, 32960), (6592, 31770), (7060, 29664), (7416, 28240), (8240, 25416), (8472, 24720), (9270, 22592), (9888, 21180), (10590, 19776), (11296, 18540), (12360, 16944), (12708, 16480), (13184, 15885), (14120, 14832)]