221958240

素因数分解:

$2^5\times 3^1\times 5^1\times 7^2\times {\mathrm{9437}}^1$

素因数の和:9469

約数の個数: 144

約数和(自身を含む): 813404592

約数和(自身を除く): 591446352

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, 70, 80, 84, 96, 98, 105, 112, 120, 140, 147, 160, 168, 196, 210, 224, 240, 245, 280, 294, 336, 392, 420, 480, 490, 560, 588, 672, 735, 784, 840, 980, 1120, 1176, 1470, 1568, 1680, 1960, 2352, 2940, 3360, 3920, 4704, 5880, 7840, 9437, 11760, 18874, 23520, 28311, 37748, 47185, 56622, 66059, 75496, 94370, 113244, 132118, 141555, 150992, 188740, 198177, 226488, 264236, 283110, 301984, 330295, 377480, 396354, 452976, 462413, 528472, 566220, 660590, 754960, 792708, 905952, 924826, 990885, 1056944, 1132440, 1321180, 1387239, 1509920, 1585416, 1849652, 1981770, 2113888, 2264880, 2312065, 2642360, 2774478, 3170832, 3699304, 3963540, 4529760, 4624130, 5284720, 5548956, 6341664, 6936195, 7398608, 7927080, 9248260, 10569440, 11097912, 13872390, 14797216, 15854160, 18496520, 22195824, 27744780, 31708320, 36993040, 44391648, 55489560, 73986080, 110979120, 221958240]

約数ペア:

[(1, 221958240), (2, 110979120), (3, 73986080), (4, 55489560), (5, 44391648), (6, 36993040), (7, 31708320), (8, 27744780), (10, 22195824), (12, 18496520), (14, 15854160), (15, 14797216), (16, 13872390), (20, 11097912), (21, 10569440), (24, 9248260), (28, 7927080), (30, 7398608), (32, 6936195), (35, 6341664), (40, 5548956), (42, 5284720), (48, 4624130), (49, 4529760), (56, 3963540), (60, 3699304), (70, 3170832), (80, 2774478), (84, 2642360), (96, 2312065), (98, 2264880), (105, 2113888), (112, 1981770), (120, 1849652), (140, 1585416), (147, 1509920), (160, 1387239), (168, 1321180), (196, 1132440), (210, 1056944), (224, 990885), (240, 924826), (245, 905952), (280, 792708), (294, 754960), (336, 660590), (392, 566220), (420, 528472), (480, 462413), (490, 452976), (560, 396354), (588, 377480), (672, 330295), (735, 301984), (784, 283110), (840, 264236), (980, 226488), (1120, 198177), (1176, 188740), (1470, 150992), (1568, 141555), (1680, 132118), (1960, 113244), (2352, 94370), (2940, 75496), (3360, 66059), (3920, 56622), (4704, 47185), (5880, 37748), (7840, 28311), (9437, 23520), (11760, 18874)]