171864880

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^2\times {\mathrm{541}}^1$

素因数の和:603

約数の個数: 120

約数和(自身を含む): 460912464

約数和(自身を除く): 289047584

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 19, 20, 22, 38, 40, 44, 55, 76, 80, 88, 95, 110, 152, 176, 190, 209, 220, 304, 361, 380, 418, 440, 541, 722, 760, 836, 880, 1045, 1082, 1444, 1520, 1672, 1805, 2090, 2164, 2705, 2888, 3344, 3610, 3971, 4180, 4328, 5410, 5776, 5951, 7220, 7942, 8360, 8656, 10279, 10820, 11902, 14440, 15884, 16720, 19855, 20558, 21640, 23804, 28880, 29755, 31768, 39710, 41116, 43280, 47608, 51395, 59510, 63536, 79420, 82232, 95216, 102790, 113069, 119020, 158840, 164464, 195301, 205580, 226138, 238040, 317680, 390602, 411160, 452276, 476080, 565345, 781204, 822320, 904552, 976505, 1130690, 1562408, 1809104, 1953010, 2148311, 2261380, 3124816, 3906020, 4296622, 4522760, 7812040, 8593244, 9045520, 10741555, 15624080, 17186488, 21483110, 34372976, 42966220, 85932440, 171864880]

約数ペア:

[(1, 171864880), (2, 85932440), (4, 42966220), (5, 34372976), (8, 21483110), (10, 17186488), (11, 15624080), (16, 10741555), (19, 9045520), (20, 8593244), (22, 7812040), (38, 4522760), (40, 4296622), (44, 3906020), (55, 3124816), (76, 2261380), (80, 2148311), (88, 1953010), (95, 1809104), (110, 1562408), (152, 1130690), (176, 976505), (190, 904552), (209, 822320), (220, 781204), (304, 565345), (361, 476080), (380, 452276), (418, 411160), (440, 390602), (541, 317680), (722, 238040), (760, 226138), (836, 205580), (880, 195301), (1045, 164464), (1082, 158840), (1444, 119020), (1520, 113069), (1672, 102790), (1805, 95216), (2090, 82232), (2164, 79420), (2705, 63536), (2888, 59510), (3344, 51395), (3610, 47608), (3971, 43280), (4180, 41116), (4328, 39710), (5410, 31768), (5776, 29755), (5951, 28880), (7220, 23804), (7942, 21640), (8360, 20558), (8656, 19855), (10279, 16720), (10820, 15884), (11902, 14440)]