208545400

素因数分解:

$2^3\times 5^2\times 7^1\times {\mathrm{148961}}^1$

素因数の和:148984

約数の個数: 48

約数和(自身を含む): 554138640

約数和(自身を除く): 345593240

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 25, 28, 35, 40, 50, 56, 70, 100, 140, 175, 200, 280, 350, 700, 1400, 148961, 297922, 595844, 744805, 1042727, 1191688, 1489610, 2085454, 2979220, 3724025, 4170908, 5213635, 5958440, 7448050, 8341816, 10427270, 14896100, 20854540, 26068175, 29792200, 41709080, 52136350, 104272700, 208545400]

約数ペア:

[(1, 208545400), (2, 104272700), (4, 52136350), (5, 41709080), (7, 29792200), (8, 26068175), (10, 20854540), (14, 14896100), (20, 10427270), (25, 8341816), (28, 7448050), (35, 5958440), (40, 5213635), (50, 4170908), (56, 3724025), (70, 2979220), (100, 2085454), (140, 1489610), (175, 1191688), (200, 1042727), (280, 744805), (350, 595844), (700, 297922), (1400, 148961)]