89174220

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{19}}^2\times {\mathrm{23}}^1\times {\mathrm{179}}^1$

素因数の和:252

約数の個数: 144

約数和(自身を含む): 276514560

約数和(自身を除く): 187340340

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 19, 20, 23, 30, 38, 46, 57, 60, 69, 76, 92, 95, 114, 115, 138, 179, 190, 228, 230, 276, 285, 345, 358, 361, 380, 437, 460, 537, 570, 690, 716, 722, 874, 895, 1074, 1083, 1140, 1311, 1380, 1444, 1748, 1790, 1805, 2148, 2166, 2185, 2622, 2685, 3401, 3580, 3610, 4117, 4332, 4370, 5244, 5370, 5415, 6555, 6802, 7220, 8234, 8303, 8740, 10203, 10740, 10830, 12351, 13110, 13604, 16468, 16606, 17005, 20406, 20585, 21660, 24702, 24909, 26220, 33212, 34010, 40812, 41170, 41515, 49404, 49818, 51015, 61755, 64619, 68020, 78223, 82340, 83030, 99636, 102030, 123510, 124545, 129238, 156446, 166060, 193857, 204060, 234669, 247020, 249090, 258476, 312892, 323095, 387714, 391115, 469338, 498180, 646190, 775428, 782230, 938676, 969285, 1173345, 1292380, 1486237, 1564460, 1938570, 2346690, 2972474, 3877140, 4458711, 4693380, 5944948, 7431185, 8917422, 14862370, 17834844, 22293555, 29724740, 44587110, 89174220]

約数ペア:

[(1, 89174220), (2, 44587110), (3, 29724740), (4, 22293555), (5, 17834844), (6, 14862370), (10, 8917422), (12, 7431185), (15, 5944948), (19, 4693380), (20, 4458711), (23, 3877140), (30, 2972474), (38, 2346690), (46, 1938570), (57, 1564460), (60, 1486237), (69, 1292380), (76, 1173345), (92, 969285), (95, 938676), (114, 782230), (115, 775428), (138, 646190), (179, 498180), (190, 469338), (228, 391115), (230, 387714), (276, 323095), (285, 312892), (345, 258476), (358, 249090), (361, 247020), (380, 234669), (437, 204060), (460, 193857), (537, 166060), (570, 156446), (690, 129238), (716, 124545), (722, 123510), (874, 102030), (895, 99636), (1074, 83030), (1083, 82340), (1140, 78223), (1311, 68020), (1380, 64619), (1444, 61755), (1748, 51015), (1790, 49818), (1805, 49404), (2148, 41515), (2166, 41170), (2185, 40812), (2622, 34010), (2685, 33212), (3401, 26220), (3580, 24909), (3610, 24702), (4117, 21660), (4332, 20585), (4370, 20406), (5244, 17005), (5370, 16606), (5415, 16468), (6555, 13604), (6802, 13110), (7220, 12351), (8234, 10830), (8303, 10740), (8740, 10203)]