68144400

素因数分解:

$2^4\times 3^2\times 5^2\times {\mathrm{23}}^1\times {\mathrm{823}}^1$

素因数の和:870

約数の個数: 180

約数和(自身を含む): 247061568

約数和(自身を除く): 178917168

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 23, 24, 25, 30, 36, 40, 45, 46, 48, 50, 60, 69, 72, 75, 80, 90, 92, 100, 115, 120, 138, 144, 150, 180, 184, 200, 207, 225, 230, 240, 276, 300, 345, 360, 368, 400, 414, 450, 460, 552, 575, 600, 690, 720, 823, 828, 900, 920, 1035, 1104, 1150, 1200, 1380, 1646, 1656, 1725, 1800, 1840, 2070, 2300, 2469, 2760, 3292, 3312, 3450, 3600, 4115, 4140, 4600, 4938, 5175, 5520, 6584, 6900, 7407, 8230, 8280, 9200, 9876, 10350, 12345, 13168, 13800, 14814, 16460, 16560, 18929, 19752, 20575, 20700, 24690, 27600, 29628, 32920, 37035, 37858, 39504, 41150, 41400, 49380, 56787, 59256, 61725, 65840, 74070, 75716, 82300, 82800, 94645, 98760, 113574, 118512, 123450, 148140, 151432, 164600, 170361, 185175, 189290, 197520, 227148, 246900, 283935, 296280, 302864, 329200, 340722, 370350, 378580, 454296, 473225, 493800, 567870, 592560, 681444, 740700, 757160, 851805, 908592, 946450, 987600, 1135740, 1362888, 1419675, 1481400, 1514320, 1703610, 1892900, 2271480, 2725776, 2839350, 2962800, 3407220, 3785800, 4259025, 4542960, 5678700, 6814440, 7571600, 8518050, 11357400, 13628880, 17036100, 22714800, 34072200, 68144400]

約数ペア:

[(1, 68144400), (2, 34072200), (3, 22714800), (4, 17036100), (5, 13628880), (6, 11357400), (8, 8518050), (9, 7571600), (10, 6814440), (12, 5678700), (15, 4542960), (16, 4259025), (18, 3785800), (20, 3407220), (23, 2962800), (24, 2839350), (25, 2725776), (30, 2271480), (36, 1892900), (40, 1703610), (45, 1514320), (46, 1481400), (48, 1419675), (50, 1362888), (60, 1135740), (69, 987600), (72, 946450), (75, 908592), (80, 851805), (90, 757160), (92, 740700), (100, 681444), (115, 592560), (120, 567870), (138, 493800), (144, 473225), (150, 454296), (180, 378580), (184, 370350), (200, 340722), (207, 329200), (225, 302864), (230, 296280), (240, 283935), (276, 246900), (300, 227148), (345, 197520), (360, 189290), (368, 185175), (400, 170361), (414, 164600), (450, 151432), (460, 148140), (552, 123450), (575, 118512), (600, 113574), (690, 98760), (720, 94645), (823, 82800), (828, 82300), (900, 75716), (920, 74070), (1035, 65840), (1104, 61725), (1150, 59256), (1200, 56787), (1380, 49380), (1646, 41400), (1656, 41150), (1725, 39504), (1800, 37858), (1840, 37035), (2070, 32920), (2300, 29628), (2469, 27600), (2760, 24690), (3292, 20700), (3312, 20575), (3450, 19752), (3600, 18929), (4115, 16560), (4140, 16460), (4600, 14814), (4938, 13800), (5175, 13168), (5520, 12345), (6584, 10350), (6900, 9876), (7407, 9200), (8230, 8280)]