208280880

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{443}}^1\times {\mathrm{653}}^1$

素因数の和:1115

約数の個数: 120

約数和(自身を含む): 702129168

約数和(自身を除く): 493848288

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 90, 120, 144, 180, 240, 360, 443, 653, 720, 886, 1306, 1329, 1772, 1959, 2215, 2612, 2658, 3265, 3544, 3918, 3987, 4430, 5224, 5316, 5877, 6530, 6645, 7088, 7836, 7974, 8860, 9795, 10448, 10632, 11754, 13060, 13290, 15672, 15948, 17720, 19590, 19935, 21264, 23508, 26120, 26580, 29385, 31344, 31896, 35440, 39180, 39870, 47016, 52240, 53160, 58770, 63792, 78360, 79740, 94032, 106320, 117540, 156720, 159480, 235080, 289279, 318960, 470160, 578558, 867837, 1157116, 1446395, 1735674, 2314232, 2603511, 2892790, 3471348, 4339185, 4628464, 5207022, 5785580, 6942696, 8678370, 10414044, 11571160, 13017555, 13885392, 17356740, 20828088, 23142320, 26035110, 34713480, 41656176, 52070220, 69426960, 104140440, 208280880]

約数ペア:

[(1, 208280880), (2, 104140440), (3, 69426960), (4, 52070220), (5, 41656176), (6, 34713480), (8, 26035110), (9, 23142320), (10, 20828088), (12, 17356740), (15, 13885392), (16, 13017555), (18, 11571160), (20, 10414044), (24, 8678370), (30, 6942696), (36, 5785580), (40, 5207022), (45, 4628464), (48, 4339185), (60, 3471348), (72, 2892790), (80, 2603511), (90, 2314232), (120, 1735674), (144, 1446395), (180, 1157116), (240, 867837), (360, 578558), (443, 470160), (653, 318960), (720, 289279), (886, 235080), (1306, 159480), (1329, 156720), (1772, 117540), (1959, 106320), (2215, 94032), (2612, 79740), (2658, 78360), (3265, 63792), (3544, 58770), (3918, 53160), (3987, 52240), (4430, 47016), (5224, 39870), (5316, 39180), (5877, 35440), (6530, 31896), (6645, 31344), (7088, 29385), (7836, 26580), (7974, 26120), (8860, 23508), (9795, 21264), (10448, 19935), (10632, 19590), (11754, 17720), (13060, 15948), (13290, 15672)]