56547040

素因数分解:

$2^5\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^2\times {\mathrm{89}}^1$

素因数の和:153

約数の個数: 144

約数和(自身を含む): 155539440

約数和(自身を除く): 98992400

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 19, 20, 22, 32, 38, 40, 44, 55, 76, 80, 88, 89, 95, 110, 152, 160, 176, 178, 190, 209, 220, 304, 352, 356, 361, 380, 418, 440, 445, 608, 712, 722, 760, 836, 880, 890, 979, 1045, 1424, 1444, 1520, 1672, 1691, 1760, 1780, 1805, 1958, 2090, 2848, 2888, 3040, 3344, 3382, 3560, 3610, 3916, 3971, 4180, 4895, 5776, 6688, 6764, 7120, 7220, 7832, 7942, 8360, 8455, 9790, 11552, 13528, 14240, 14440, 15664, 15884, 16720, 16910, 18601, 19580, 19855, 27056, 28880, 31328, 31768, 32129, 33440, 33820, 37202, 39160, 39710, 54112, 57760, 63536, 64258, 67640, 74404, 78320, 79420, 93005, 127072, 128516, 135280, 148808, 156640, 158840, 160645, 186010, 257032, 270560, 297616, 317680, 321290, 353419, 372020, 514064, 595232, 635360, 642580, 706838, 744040, 1028128, 1285160, 1413676, 1488080, 1767095, 2570320, 2827352, 2976160, 3534190, 5140640, 5654704, 7068380, 11309408, 14136760, 28273520, 56547040]

約数ペア:

[(1, 56547040), (2, 28273520), (4, 14136760), (5, 11309408), (8, 7068380), (10, 5654704), (11, 5140640), (16, 3534190), (19, 2976160), (20, 2827352), (22, 2570320), (32, 1767095), (38, 1488080), (40, 1413676), (44, 1285160), (55, 1028128), (76, 744040), (80, 706838), (88, 642580), (89, 635360), (95, 595232), (110, 514064), (152, 372020), (160, 353419), (176, 321290), (178, 317680), (190, 297616), (209, 270560), (220, 257032), (304, 186010), (352, 160645), (356, 158840), (361, 156640), (380, 148808), (418, 135280), (440, 128516), (445, 127072), (608, 93005), (712, 79420), (722, 78320), (760, 74404), (836, 67640), (880, 64258), (890, 63536), (979, 57760), (1045, 54112), (1424, 39710), (1444, 39160), (1520, 37202), (1672, 33820), (1691, 33440), (1760, 32129), (1780, 31768), (1805, 31328), (1958, 28880), (2090, 27056), (2848, 19855), (2888, 19580), (3040, 18601), (3344, 16910), (3382, 16720), (3560, 15884), (3610, 15664), (3916, 14440), (3971, 14240), (4180, 13528), (4895, 11552), (5776, 9790), (6688, 8455), (6764, 8360), (7120, 7942), (7220, 7832)]