140749840

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{73}}^1\times {\mathrm{313}}^1$

素因数の和:417

約数の個数: 160

約数和(自身を含む): 414902016

約数和(自身を除く): 274152176

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 20, 22, 28, 35, 40, 44, 55, 56, 70, 73, 77, 80, 88, 110, 112, 140, 146, 154, 176, 220, 280, 292, 308, 313, 365, 385, 440, 511, 560, 584, 616, 626, 730, 770, 803, 880, 1022, 1168, 1232, 1252, 1460, 1540, 1565, 1606, 2044, 2191, 2504, 2555, 2920, 3080, 3130, 3212, 3443, 4015, 4088, 4382, 5008, 5110, 5621, 5840, 6160, 6260, 6424, 6886, 8030, 8176, 8764, 10220, 10955, 11242, 12520, 12848, 13772, 16060, 17215, 17528, 20440, 21910, 22484, 22849, 24101, 25040, 27544, 28105, 32120, 34430, 35056, 40880, 43820, 44968, 45698, 48202, 55088, 56210, 64240, 68860, 87640, 89936, 91396, 96404, 112420, 114245, 120505, 137720, 159943, 175280, 182792, 192808, 224840, 228490, 241010, 251339, 275440, 319886, 365584, 385616, 449680, 456980, 482020, 502678, 639772, 799715, 913960, 964040, 1005356, 1256695, 1279544, 1599430, 1759373, 1827920, 1928080, 2010712, 2513390, 2559088, 3198860, 3518746, 4021424, 5026780, 6397720, 7037492, 8796865, 10053560, 12795440, 14074984, 17593730, 20107120, 28149968, 35187460, 70374920, 140749840]

約数ペア:

[(1, 140749840), (2, 70374920), (4, 35187460), (5, 28149968), (7, 20107120), (8, 17593730), (10, 14074984), (11, 12795440), (14, 10053560), (16, 8796865), (20, 7037492), (22, 6397720), (28, 5026780), (35, 4021424), (40, 3518746), (44, 3198860), (55, 2559088), (56, 2513390), (70, 2010712), (73, 1928080), (77, 1827920), (80, 1759373), (88, 1599430), (110, 1279544), (112, 1256695), (140, 1005356), (146, 964040), (154, 913960), (176, 799715), (220, 639772), (280, 502678), (292, 482020), (308, 456980), (313, 449680), (365, 385616), (385, 365584), (440, 319886), (511, 275440), (560, 251339), (584, 241010), (616, 228490), (626, 224840), (730, 192808), (770, 182792), (803, 175280), (880, 159943), (1022, 137720), (1168, 120505), (1232, 114245), (1252, 112420), (1460, 96404), (1540, 91396), (1565, 89936), (1606, 87640), (2044, 68860), (2191, 64240), (2504, 56210), (2555, 55088), (2920, 48202), (3080, 45698), (3130, 44968), (3212, 43820), (3443, 40880), (4015, 35056), (4088, 34430), (4382, 32120), (5008, 28105), (5110, 27544), (5621, 25040), (5840, 24101), (6160, 22849), (6260, 22484), (6424, 21910), (6886, 20440), (8030, 17528), (8176, 17215), (8764, 16060), (10220, 13772), (10955, 12848), (11242, 12520)]