68400390

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{99131}}^1$

素因数の和:99164

約数の個数: 32

約数和(自身を含む): 171300096

約数和(自身を除く): 102899706

約数列:

[1, 2, 3, 5, 6, 10, 15, 23, 30, 46, 69, 115, 138, 230, 345, 690, 99131, 198262, 297393, 495655, 594786, 991310, 1486965, 2280013, 2973930, 4560026, 6840039, 11400065, 13680078, 22800130, 34200195, 68400390]

約数ペア:

[(1, 68400390), (2, 34200195), (3, 22800130), (5, 13680078), (6, 11400065), (10, 6840039), (15, 4560026), (23, 2973930), (30, 2280013), (46, 1486965), (69, 991310), (115, 594786), (138, 495655), (230, 297393), (345, 198262), (690, 99131)]