217557360

素因数分解:

$2^4\times 3^3\times 5^1\times {\mathrm{47}}^1\times {\mathrm{2143}}^1$

素因数の和:2212

約数の個数: 160

約数和(自身を含む): 765665280

約数和(自身を除く): 548107920

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 36, 40, 45, 47, 48, 54, 60, 72, 80, 90, 94, 108, 120, 135, 141, 144, 180, 188, 216, 235, 240, 270, 282, 360, 376, 423, 432, 470, 540, 564, 705, 720, 752, 846, 940, 1080, 1128, 1269, 1410, 1692, 1880, 2115, 2143, 2160, 2256, 2538, 2820, 3384, 3760, 4230, 4286, 5076, 5640, 6345, 6429, 6768, 8460, 8572, 10152, 10715, 11280, 12690, 12858, 16920, 17144, 19287, 20304, 21430, 25380, 25716, 32145, 33840, 34288, 38574, 42860, 50760, 51432, 57861, 64290, 77148, 85720, 96435, 100721, 101520, 102864, 115722, 128580, 154296, 171440, 192870, 201442, 231444, 257160, 289305, 302163, 308592, 385740, 402884, 462888, 503605, 514320, 578610, 604326, 771480, 805768, 906489, 925776, 1007210, 1157220, 1208652, 1510815, 1542960, 1611536, 1812978, 2014420, 2314440, 2417304, 2719467, 3021630, 3625956, 4028840, 4532445, 4628880, 4834608, 5438934, 6043260, 7251912, 8057680, 9064890, 10877868, 12086520, 13597335, 14503824, 18129780, 21755736, 24173040, 27194670, 36259560, 43511472, 54389340, 72519120, 108778680, 217557360]

約数ペア:

[(1, 217557360), (2, 108778680), (3, 72519120), (4, 54389340), (5, 43511472), (6, 36259560), (8, 27194670), (9, 24173040), (10, 21755736), (12, 18129780), (15, 14503824), (16, 13597335), (18, 12086520), (20, 10877868), (24, 9064890), (27, 8057680), (30, 7251912), (36, 6043260), (40, 5438934), (45, 4834608), (47, 4628880), (48, 4532445), (54, 4028840), (60, 3625956), (72, 3021630), (80, 2719467), (90, 2417304), (94, 2314440), (108, 2014420), (120, 1812978), (135, 1611536), (141, 1542960), (144, 1510815), (180, 1208652), (188, 1157220), (216, 1007210), (235, 925776), (240, 906489), (270, 805768), (282, 771480), (360, 604326), (376, 578610), (423, 514320), (432, 503605), (470, 462888), (540, 402884), (564, 385740), (705, 308592), (720, 302163), (752, 289305), (846, 257160), (940, 231444), (1080, 201442), (1128, 192870), (1269, 171440), (1410, 154296), (1692, 128580), (1880, 115722), (2115, 102864), (2143, 101520), (2160, 100721), (2256, 96435), (2538, 85720), (2820, 77148), (3384, 64290), (3760, 57861), (4230, 51432), (4286, 50760), (5076, 42860), (5640, 38574), (6345, 34288), (6429, 33840), (6768, 32145), (8460, 25716), (8572, 25380), (10152, 21430), (10715, 20304), (11280, 19287), (12690, 17144), (12858, 16920)]