16866780

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{5737}}^1$

素因数の和:5763

約数の個数: 72

約数和(自身を含む): 54947088

約数和(自身を除く): 38080308

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, 5737, 11474, 17211, 22948, 28685, 34422, 40159, 57370, 68844, 80318, 86055, 114740, 120477, 160636, 172110, 200795, 240954, 281113, 344220, 401590, 481908, 562226, 602385, 803180, 843339, 1124452, 1204770, 1405565, 1686678, 2409540, 2811130, 3373356, 4216695, 5622260, 8433390, 16866780]

約数ペア:

[(1, 16866780), (2, 8433390), (3, 5622260), (4, 4216695), (5, 3373356), (6, 2811130), (7, 2409540), (10, 1686678), (12, 1405565), (14, 1204770), (15, 1124452), (20, 843339), (21, 803180), (28, 602385), (30, 562226), (35, 481908), (42, 401590), (49, 344220), (60, 281113), (70, 240954), (84, 200795), (98, 172110), (105, 160636), (140, 120477), (147, 114740), (196, 86055), (210, 80318), (245, 68844), (294, 57370), (420, 40159), (490, 34422), (588, 28685), (735, 22948), (980, 17211), (1470, 11474), (2940, 5737)]