1491500220

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{507313}}^1$

素因数の和:507339

約数の個数: 72

約数和(自身を含む): 4858038864

約数和(自身を除く): 3366538644

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 49, 60, 70, 84, 98, 105, 140, 147, 196, 210, 245, 294, 420, 490, 588, 735, 980, 1470, 2940, 507313, 1014626, 1521939, 2029252, 2536565, 3043878, 3551191, 5073130, 6087756, 7102382, 7609695, 10146260, 10653573, 14204764, 15219390, 17755955, 21307146, 24858337, 30438780, 35511910, 42614292, 49716674, 53267865, 71023820, 74575011, 99433348, 106535730, 124291685, 149150022, 213071460, 248583370, 298300044, 372875055, 497166740, 745750110, 1491500220]

約数ペア:

[(1, 1491500220), (2, 745750110), (3, 497166740), (4, 372875055), (5, 298300044), (6, 248583370), (7, 213071460), (10, 149150022), (12, 124291685), (14, 106535730), (15, 99433348), (20, 74575011), (21, 71023820), (28, 53267865), (30, 49716674), (35, 42614292), (42, 35511910), (49, 30438780), (60, 24858337), (70, 21307146), (84, 17755955), (98, 15219390), (105, 14204764), (140, 10653573), (147, 10146260), (196, 7609695), (210, 7102382), (245, 6087756), (294, 5073130), (420, 3551191), (490, 3043878), (588, 2536565), (735, 2029252), (980, 1521939), (1470, 1014626), (2940, 507313)]