1567685420

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{743}}^1\times {\mathrm{2153}}^1$

素因数の和:2919

約数の個数: 72

約数和(自身を含む): 3836566944

約数和(自身を除く): 2268881524

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 490, 743, 980, 1486, 2153, 2972, 3715, 4306, 5201, 7430, 8612, 10402, 10765, 14860, 15071, 20804, 21530, 26005, 30142, 36407, 43060, 52010, 60284, 72814, 75355, 104020, 105497, 145628, 150710, 182035, 210994, 301420, 364070, 421988, 527485, 728140, 1054970, 1599679, 2109940, 3199358, 6398716, 7998395, 11197753, 15996790, 22395506, 31993580, 44791012, 55988765, 78384271, 111977530, 156768542, 223955060, 313537084, 391921355, 783842710, 1567685420]

約数ペア:

[(1, 1567685420), (2, 783842710), (4, 391921355), (5, 313537084), (7, 223955060), (10, 156768542), (14, 111977530), (20, 78384271), (28, 55988765), (35, 44791012), (49, 31993580), (70, 22395506), (98, 15996790), (140, 11197753), (196, 7998395), (245, 6398716), (490, 3199358), (743, 2109940), (980, 1599679), (1486, 1054970), (2153, 728140), (2972, 527485), (3715, 421988), (4306, 364070), (5201, 301420), (7430, 210994), (8612, 182035), (10402, 150710), (10765, 145628), (14860, 105497), (15071, 104020), (20804, 75355), (21530, 72814), (26005, 60284), (30142, 52010), (36407, 43060)]