637920780

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{337}}^1\times {\mathrm{4507}}^1$

素因数の和:4863

約数の個数: 96

約数和(自身を含む): 2047858176

約数和(自身を除く): 1409937396

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 337, 420, 674, 1011, 1348, 1685, 2022, 2359, 3370, 4044, 4507, 4718, 5055, 6740, 7077, 9014, 9436, 10110, 11795, 13521, 14154, 18028, 20220, 22535, 23590, 27042, 28308, 31549, 35385, 45070, 47180, 54084, 63098, 67605, 70770, 90140, 94647, 126196, 135210, 141540, 157745, 189294, 270420, 315490, 378588, 473235, 630980, 946470, 1518859, 1892940, 3037718, 4556577, 6075436, 7594295, 9113154, 10632013, 15188590, 18226308, 21264026, 22782885, 30377180, 31896039, 42528052, 45565770, 53160065, 63792078, 91131540, 106320130, 127584156, 159480195, 212640260, 318960390, 637920780]

約数ペア:

[(1, 637920780), (2, 318960390), (3, 212640260), (4, 159480195), (5, 127584156), (6, 106320130), (7, 91131540), (10, 63792078), (12, 53160065), (14, 45565770), (15, 42528052), (20, 31896039), (21, 30377180), (28, 22782885), (30, 21264026), (35, 18226308), (42, 15188590), (60, 10632013), (70, 9113154), (84, 7594295), (105, 6075436), (140, 4556577), (210, 3037718), (337, 1892940), (420, 1518859), (674, 946470), (1011, 630980), (1348, 473235), (1685, 378588), (2022, 315490), (2359, 270420), (3370, 189294), (4044, 157745), (4507, 141540), (4718, 135210), (5055, 126196), (6740, 94647), (7077, 90140), (9014, 70770), (9436, 67605), (10110, 63098), (11795, 54084), (13521, 47180), (14154, 45070), (18028, 35385), (20220, 31549), (22535, 28308), (23590, 27042)]