30802380

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{10477}}^1$

素因数の和:10503

約数の個数: 72

約数和(自身を含む): 100337328

約数和(自身を除く): 69534948

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, 10477, 20954, 31431, 41908, 52385, 62862, 73339, 104770, 125724, 146678, 157155, 209540, 220017, 293356, 314310, 366695, 440034, 513373, 628620, 733390, 880068, 1026746, 1100085, 1466780, 1540119, 2053492, 2200170, 2566865, 3080238, 4400340, 5133730, 6160476, 7700595, 10267460, 15401190, 30802380]

約数ペア:

[(1, 30802380), (2, 15401190), (3, 10267460), (4, 7700595), (5, 6160476), (6, 5133730), (7, 4400340), (10, 3080238), (12, 2566865), (14, 2200170), (15, 2053492), (20, 1540119), (21, 1466780), (28, 1100085), (30, 1026746), (35, 880068), (42, 733390), (49, 628620), (60, 513373), (70, 440034), (84, 366695), (98, 314310), (105, 293356), (140, 220017), (147, 209540), (196, 157155), (210, 146678), (245, 125724), (294, 104770), (420, 73339), (490, 62862), (588, 52385), (735, 41908), (980, 31431), (1470, 20954), (2940, 10477)]