168716960

素因数分解:

$2^5\times 5^1\times {\mathrm{19}}^2\times {\mathrm{23}}^1\times {\mathrm{127}}^1$

素因数の和:203

約数の個数: 144

約数和(自身を含む): 442423296

約数和(自身を除く): 273706336

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 23, 32, 38, 40, 46, 76, 80, 92, 95, 115, 127, 152, 160, 184, 190, 230, 254, 304, 361, 368, 380, 437, 460, 508, 608, 635, 722, 736, 760, 874, 920, 1016, 1270, 1444, 1520, 1748, 1805, 1840, 2032, 2185, 2413, 2540, 2888, 2921, 3040, 3496, 3610, 3680, 4064, 4370, 4826, 5080, 5776, 5842, 6992, 7220, 8303, 8740, 9652, 10160, 11552, 11684, 12065, 13984, 14440, 14605, 16606, 17480, 19304, 20320, 23368, 24130, 28880, 29210, 33212, 34960, 38608, 41515, 45847, 46736, 48260, 55499, 57760, 58420, 66424, 69920, 77216, 83030, 91694, 93472, 96520, 110998, 116840, 132848, 166060, 183388, 193040, 221996, 229235, 233680, 265696, 277495, 332120, 366776, 386080, 443992, 458470, 467360, 554990, 664240, 733552, 887984, 916940, 1054481, 1109980, 1328480, 1467104, 1775968, 1833880, 2108962, 2219960, 3667760, 4217924, 4439920, 5272405, 7335520, 8435848, 8879840, 10544810, 16871696, 21089620, 33743392, 42179240, 84358480, 168716960]

約数ペア:

[(1, 168716960), (2, 84358480), (4, 42179240), (5, 33743392), (8, 21089620), (10, 16871696), (16, 10544810), (19, 8879840), (20, 8435848), (23, 7335520), (32, 5272405), (38, 4439920), (40, 4217924), (46, 3667760), (76, 2219960), (80, 2108962), (92, 1833880), (95, 1775968), (115, 1467104), (127, 1328480), (152, 1109980), (160, 1054481), (184, 916940), (190, 887984), (230, 733552), (254, 664240), (304, 554990), (361, 467360), (368, 458470), (380, 443992), (437, 386080), (460, 366776), (508, 332120), (608, 277495), (635, 265696), (722, 233680), (736, 229235), (760, 221996), (874, 193040), (920, 183388), (1016, 166060), (1270, 132848), (1444, 116840), (1520, 110998), (1748, 96520), (1805, 93472), (1840, 91694), (2032, 83030), (2185, 77216), (2413, 69920), (2540, 66424), (2888, 58420), (2921, 57760), (3040, 55499), (3496, 48260), (3610, 46736), (3680, 45847), (4064, 41515), (4370, 38608), (4826, 34960), (5080, 33212), (5776, 29210), (5842, 28880), (6992, 24130), (7220, 23368), (8303, 20320), (8740, 19304), (9652, 17480), (10160, 16606), (11552, 14605), (11684, 14440), (12065, 13984)]