2019113775

素因数分解:

$3^2\times 5^2\times 7^1\times {\mathrm{719}}^1\times {\mathrm{1783}}^1$

素因数の和:2525

約数の個数: 72

約数和(自身を含む): 4141163520

約数和(自身を除く): 2122049745

約数列:

[1, 3, 5, 7, 9, 15, 21, 25, 35, 45, 63, 75, 105, 175, 225, 315, 525, 719, 1575, 1783, 2157, 3595, 5033, 5349, 6471, 8915, 10785, 12481, 15099, 16047, 17975, 25165, 26745, 32355, 37443, 44575, 45297, 53925, 62405, 75495, 80235, 112329, 125825, 133725, 161775, 187215, 226485, 312025, 377475, 401175, 561645, 936075, 1132425, 1281977, 2808225, 3845931, 6409885, 8973839, 11537793, 19229655, 26921517, 32049425, 44869195, 57688965, 80764551, 96148275, 134607585, 224345975, 288444825, 403822755, 673037925, 2019113775]

約数ペア:

[(1, 2019113775), (3, 673037925), (5, 403822755), (7, 288444825), (9, 224345975), (15, 134607585), (21, 96148275), (25, 80764551), (35, 57688965), (45, 44869195), (63, 32049425), (75, 26921517), (105, 19229655), (175, 11537793), (225, 8973839), (315, 6409885), (525, 3845931), (719, 2808225), (1575, 1281977), (1783, 1132425), (2157, 936075), (3595, 561645), (5033, 401175), (5349, 377475), (6471, 312025), (8915, 226485), (10785, 187215), (12481, 161775), (15099, 133725), (16047, 125825), (17975, 112329), (25165, 80235), (26745, 75495), (32355, 62405), (37443, 53925), (44575, 45297)]