30539740

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{2833}}^1$

素因数の和:2867

約数の個数: 72

約数和(自身を含む): 81415152

約数和(自身を除く): 50875412

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 44, 49, 55, 70, 77, 98, 110, 140, 154, 196, 220, 245, 308, 385, 490, 539, 770, 980, 1078, 1540, 2156, 2695, 2833, 5390, 5666, 10780, 11332, 14165, 19831, 28330, 31163, 39662, 56660, 62326, 79324, 99155, 124652, 138817, 155815, 198310, 218141, 277634, 311630, 396620, 436282, 555268, 623260, 694085, 872564, 1090705, 1388170, 1526987, 2181410, 2776340, 3053974, 4362820, 6107948, 7634935, 15269870, 30539740]

約数ペア:

[(1, 30539740), (2, 15269870), (4, 7634935), (5, 6107948), (7, 4362820), (10, 3053974), (11, 2776340), (14, 2181410), (20, 1526987), (22, 1388170), (28, 1090705), (35, 872564), (44, 694085), (49, 623260), (55, 555268), (70, 436282), (77, 396620), (98, 311630), (110, 277634), (140, 218141), (154, 198310), (196, 155815), (220, 138817), (245, 124652), (308, 99155), (385, 79324), (490, 62326), (539, 56660), (770, 39662), (980, 31163), (1078, 28330), (1540, 19831), (2156, 14165), (2695, 11332), (2833, 10780), (5390, 5666)]