30282428

素因数分解:

$2^2\times {\mathrm{11}}^2\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{89}}^1$

素因数の和:171

約数の個数: 72

約数和(自身を含む): 63680400

約数和(自身を除く): 33397972

約数列:

[1, 2, 4, 11, 19, 22, 37, 38, 44, 74, 76, 89, 121, 148, 178, 209, 242, 356, 407, 418, 484, 703, 814, 836, 979, 1406, 1628, 1691, 1958, 2299, 2812, 3293, 3382, 3916, 4477, 4598, 6586, 6764, 7733, 8954, 9196, 10769, 13172, 15466, 17908, 18601, 21538, 30932, 36223, 37202, 43076, 62567, 72446, 74404, 85063, 125134, 144892, 170126, 204611, 250268, 340252, 398453, 409222, 688237, 796906, 818444, 1376474, 1593812, 2752948, 7570607, 15141214, 30282428]

約数ペア:

[(1, 30282428), (2, 15141214), (4, 7570607), (11, 2752948), (19, 1593812), (22, 1376474), (37, 818444), (38, 796906), (44, 688237), (74, 409222), (76, 398453), (89, 340252), (121, 250268), (148, 204611), (178, 170126), (209, 144892), (242, 125134), (356, 85063), (407, 74404), (418, 72446), (484, 62567), (703, 43076), (814, 37202), (836, 36223), (979, 30932), (1406, 21538), (1628, 18601), (1691, 17908), (1958, 15466), (2299, 13172), (2812, 10769), (3293, 9196), (3382, 8954), (3916, 7733), (4477, 6764), (4598, 6586)]