168481740

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{491}}^1$

素因数の和:572

約数の個数: 192

約数和(自身を含む): 581898240

約数和(自身を除く): 413416500

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 19, 20, 21, 28, 30, 35, 38, 42, 43, 57, 60, 70, 76, 84, 86, 95, 105, 114, 129, 133, 140, 172, 190, 210, 215, 228, 258, 266, 285, 301, 380, 399, 420, 430, 491, 516, 532, 570, 602, 645, 665, 798, 817, 860, 903, 982, 1140, 1204, 1290, 1330, 1473, 1505, 1596, 1634, 1806, 1964, 1995, 2451, 2455, 2580, 2660, 2946, 3010, 3268, 3437, 3612, 3990, 4085, 4515, 4902, 4910, 5719, 5892, 6020, 6874, 7365, 7980, 8170, 9030, 9329, 9804, 9820, 10311, 11438, 12255, 13748, 14730, 16340, 17157, 17185, 18060, 18658, 20622, 21113, 22876, 24510, 27987, 28595, 29460, 34314, 34370, 37316, 41244, 42226, 46645, 49020, 51555, 55974, 57190, 63339, 65303, 68628, 68740, 84452, 85785, 93290, 103110, 105565, 111948, 114380, 126678, 130606, 139935, 147791, 171570, 186580, 195909, 206220, 211130, 253356, 261212, 279870, 295582, 316695, 326515, 343140, 391818, 401147, 422260, 443373, 559740, 591164, 633390, 653030, 738955, 783636, 802294, 886746, 979545, 1203441, 1266780, 1306060, 1477910, 1604588, 1773492, 1959090, 2005735, 2216865, 2406882, 2808029, 2955820, 3918180, 4011470, 4433730, 4813764, 5616058, 6017205, 8022940, 8424087, 8867460, 11232116, 12034410, 14040145, 16848174, 24068820, 28080290, 33696348, 42120435, 56160580, 84240870, 168481740]

約数ペア:

[(1, 168481740), (2, 84240870), (3, 56160580), (4, 42120435), (5, 33696348), (6, 28080290), (7, 24068820), (10, 16848174), (12, 14040145), (14, 12034410), (15, 11232116), (19, 8867460), (20, 8424087), (21, 8022940), (28, 6017205), (30, 5616058), (35, 4813764), (38, 4433730), (42, 4011470), (43, 3918180), (57, 2955820), (60, 2808029), (70, 2406882), (76, 2216865), (84, 2005735), (86, 1959090), (95, 1773492), (105, 1604588), (114, 1477910), (129, 1306060), (133, 1266780), (140, 1203441), (172, 979545), (190, 886746), (210, 802294), (215, 783636), (228, 738955), (258, 653030), (266, 633390), (285, 591164), (301, 559740), (380, 443373), (399, 422260), (420, 401147), (430, 391818), (491, 343140), (516, 326515), (532, 316695), (570, 295582), (602, 279870), (645, 261212), (665, 253356), (798, 211130), (817, 206220), (860, 195909), (903, 186580), (982, 171570), (1140, 147791), (1204, 139935), (1290, 130606), (1330, 126678), (1473, 114380), (1505, 111948), (1596, 105565), (1634, 103110), (1806, 93290), (1964, 85785), (1995, 84452), (2451, 68740), (2455, 68628), (2580, 65303), (2660, 63339), (2946, 57190), (3010, 55974), (3268, 51555), (3437, 49020), (3612, 46645), (3990, 42226), (4085, 41244), (4515, 37316), (4902, 34370), (4910, 34314), (5719, 29460), (5892, 28595), (6020, 27987), (6874, 24510), (7365, 22876), (7980, 21113), (8170, 20622), (9030, 18658), (9329, 18060), (9804, 17185), (9820, 17157), (10311, 16340), (11438, 14730), (12255, 13748)]