289678860

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{47}}^1\times {\mathrm{97}}^1\times {\mathrm{353}}^1$

素因数の和:512

約数の個数: 144

約数和(自身を含む): 909207936

約数和(自身を除く): 619529076

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 47, 60, 90, 94, 97, 141, 180, 188, 194, 235, 282, 291, 353, 388, 423, 470, 485, 564, 582, 705, 706, 846, 873, 940, 970, 1059, 1164, 1410, 1412, 1455, 1692, 1746, 1765, 1940, 2115, 2118, 2820, 2910, 3177, 3492, 3530, 4230, 4236, 4365, 4559, 5295, 5820, 6354, 7060, 8460, 8730, 9118, 10590, 12708, 13677, 15885, 16591, 17460, 18236, 21180, 22795, 27354, 31770, 33182, 34241, 41031, 45590, 49773, 54708, 63540, 66364, 68385, 68482, 82062, 82955, 91180, 99546, 102723, 136770, 136964, 149319, 164124, 165910, 171205, 199092, 205155, 205446, 248865, 273540, 298638, 308169, 331820, 342410, 410310, 410892, 497730, 513615, 597276, 616338, 684820, 746595, 820620, 995460, 1027230, 1232676, 1493190, 1540845, 1609327, 2054460, 2986380, 3081690, 3218654, 4827981, 6163380, 6437308, 8046635, 9655962, 14483943, 16093270, 19311924, 24139905, 28967886, 32186540, 48279810, 57935772, 72419715, 96559620, 144839430, 289678860]

約数ペア:

[(1, 289678860), (2, 144839430), (3, 96559620), (4, 72419715), (5, 57935772), (6, 48279810), (9, 32186540), (10, 28967886), (12, 24139905), (15, 19311924), (18, 16093270), (20, 14483943), (30, 9655962), (36, 8046635), (45, 6437308), (47, 6163380), (60, 4827981), (90, 3218654), (94, 3081690), (97, 2986380), (141, 2054460), (180, 1609327), (188, 1540845), (194, 1493190), (235, 1232676), (282, 1027230), (291, 995460), (353, 820620), (388, 746595), (423, 684820), (470, 616338), (485, 597276), (564, 513615), (582, 497730), (705, 410892), (706, 410310), (846, 342410), (873, 331820), (940, 308169), (970, 298638), (1059, 273540), (1164, 248865), (1410, 205446), (1412, 205155), (1455, 199092), (1692, 171205), (1746, 165910), (1765, 164124), (1940, 149319), (2115, 136964), (2118, 136770), (2820, 102723), (2910, 99546), (3177, 91180), (3492, 82955), (3530, 82062), (4230, 68482), (4236, 68385), (4365, 66364), (4559, 63540), (5295, 54708), (5820, 49773), (6354, 45590), (7060, 41031), (8460, 34241), (8730, 33182), (9118, 31770), (10590, 27354), (12708, 22795), (13677, 21180), (15885, 18236), (16591, 17460)]