85316840

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{79}}^1$

素因数の和:152

約数の個数: 192

約数和(自身を含む): 246240000

約数和(自身を除く): 160923160

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 19, 20, 28, 29, 35, 38, 40, 49, 56, 58, 70, 76, 79, 95, 98, 116, 133, 140, 145, 152, 158, 190, 196, 203, 232, 245, 266, 280, 290, 316, 380, 392, 395, 406, 490, 532, 551, 553, 580, 632, 665, 760, 790, 812, 931, 980, 1015, 1064, 1102, 1106, 1160, 1330, 1421, 1501, 1580, 1624, 1862, 1960, 2030, 2204, 2212, 2291, 2660, 2755, 2765, 2842, 3002, 3160, 3724, 3857, 3871, 4060, 4408, 4424, 4582, 4655, 5320, 5510, 5530, 5684, 6004, 7105, 7448, 7505, 7714, 7742, 8120, 9164, 9310, 10507, 11020, 11060, 11368, 11455, 12008, 14210, 15010, 15428, 15484, 16037, 18328, 18620, 19285, 19355, 21014, 22040, 22120, 22910, 26999, 28420, 30020, 30856, 30968, 32074, 37240, 38570, 38710, 42028, 43529, 45820, 52535, 53998, 56840, 60040, 64148, 73549, 77140, 77420, 80185, 84056, 87058, 91640, 105070, 107996, 112259, 128296, 134995, 147098, 154280, 154840, 160370, 174116, 210140, 215992, 217645, 224518, 269990, 294196, 304703, 320740, 348232, 367745, 420280, 435290, 449036, 539980, 561295, 588392, 609406, 641480, 735490, 870580, 898072, 1079960, 1122590, 1218812, 1470980, 1523515, 1741160, 2132921, 2245180, 2437624, 2941960, 3047030, 4265842, 4490360, 6094060, 8531684, 10664605, 12188120, 17063368, 21329210, 42658420, 85316840]

約数ペア:

[(1, 85316840), (2, 42658420), (4, 21329210), (5, 17063368), (7, 12188120), (8, 10664605), (10, 8531684), (14, 6094060), (19, 4490360), (20, 4265842), (28, 3047030), (29, 2941960), (35, 2437624), (38, 2245180), (40, 2132921), (49, 1741160), (56, 1523515), (58, 1470980), (70, 1218812), (76, 1122590), (79, 1079960), (95, 898072), (98, 870580), (116, 735490), (133, 641480), (140, 609406), (145, 588392), (152, 561295), (158, 539980), (190, 449036), (196, 435290), (203, 420280), (232, 367745), (245, 348232), (266, 320740), (280, 304703), (290, 294196), (316, 269990), (380, 224518), (392, 217645), (395, 215992), (406, 210140), (490, 174116), (532, 160370), (551, 154840), (553, 154280), (580, 147098), (632, 134995), (665, 128296), (760, 112259), (790, 107996), (812, 105070), (931, 91640), (980, 87058), (1015, 84056), (1064, 80185), (1102, 77420), (1106, 77140), (1160, 73549), (1330, 64148), (1421, 60040), (1501, 56840), (1580, 53998), (1624, 52535), (1862, 45820), (1960, 43529), (2030, 42028), (2204, 38710), (2212, 38570), (2291, 37240), (2660, 32074), (2755, 30968), (2765, 30856), (2842, 30020), (3002, 28420), (3160, 26999), (3724, 22910), (3857, 22120), (3871, 22040), (4060, 21014), (4408, 19355), (4424, 19285), (4582, 18620), (4655, 18328), (5320, 16037), (5510, 15484), (5530, 15428), (5684, 15010), (6004, 14210), (7105, 12008), (7448, 11455), (7505, 11368), (7714, 11060), (7742, 11020), (8120, 10507), (9164, 9310)]