289318140

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{197}}^1\times {\mathrm{199}}^1$

素因数の和:452

約数の個数: 144

約数和(自身を含む): 908107200

約数和(自身を除く): 618789060

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 41, 45, 60, 82, 90, 123, 164, 180, 197, 199, 205, 246, 369, 394, 398, 410, 492, 591, 597, 615, 738, 788, 796, 820, 985, 995, 1182, 1194, 1230, 1476, 1773, 1791, 1845, 1970, 1990, 2364, 2388, 2460, 2955, 2985, 3546, 3582, 3690, 3940, 3980, 5910, 5970, 7092, 7164, 7380, 8077, 8159, 8865, 8955, 11820, 11940, 16154, 16318, 17730, 17910, 24231, 24477, 32308, 32636, 35460, 35820, 39203, 40385, 40795, 48462, 48954, 72693, 73431, 78406, 80770, 81590, 96924, 97908, 117609, 121155, 122385, 145386, 146862, 156812, 161540, 163180, 196015, 235218, 242310, 244770, 290772, 293724, 352827, 363465, 367155, 392030, 470436, 484620, 489540, 588045, 705654, 726930, 734310, 784060, 1176090, 1411308, 1453860, 1468620, 1607323, 1764135, 2352180, 3214646, 3528270, 4821969, 6429292, 7056540, 8036615, 9643938, 14465907, 16073230, 19287876, 24109845, 28931814, 32146460, 48219690, 57863628, 72329535, 96439380, 144659070, 289318140]

約数ペア:

[(1, 289318140), (2, 144659070), (3, 96439380), (4, 72329535), (5, 57863628), (6, 48219690), (9, 32146460), (10, 28931814), (12, 24109845), (15, 19287876), (18, 16073230), (20, 14465907), (30, 9643938), (36, 8036615), (41, 7056540), (45, 6429292), (60, 4821969), (82, 3528270), (90, 3214646), (123, 2352180), (164, 1764135), (180, 1607323), (197, 1468620), (199, 1453860), (205, 1411308), (246, 1176090), (369, 784060), (394, 734310), (398, 726930), (410, 705654), (492, 588045), (591, 489540), (597, 484620), (615, 470436), (738, 392030), (788, 367155), (796, 363465), (820, 352827), (985, 293724), (995, 290772), (1182, 244770), (1194, 242310), (1230, 235218), (1476, 196015), (1773, 163180), (1791, 161540), (1845, 156812), (1970, 146862), (1990, 145386), (2364, 122385), (2388, 121155), (2460, 117609), (2955, 97908), (2985, 96924), (3546, 81590), (3582, 80770), (3690, 78406), (3940, 73431), (3980, 72693), (5910, 48954), (5970, 48462), (7092, 40795), (7164, 40385), (7380, 39203), (8077, 35820), (8159, 35460), (8865, 32636), (8955, 32308), (11820, 24477), (11940, 24231), (16154, 17910), (16318, 17730)]