142788270

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{279977}}^1$

素因数の和:280004

約数の個数: 32

約数和(自身を含む): 362851488

約数和(自身を除く): 220063218

約数列:

[1, 2, 3, 5, 6, 10, 15, 17, 30, 34, 51, 85, 102, 170, 255, 510, 279977, 559954, 839931, 1399885, 1679862, 2799770, 4199655, 4759609, 8399310, 9519218, 14278827, 23798045, 28557654, 47596090, 71394135, 142788270]

約数ペア:

[(1, 142788270), (2, 71394135), (3, 47596090), (5, 28557654), (6, 23798045), (10, 14278827), (15, 9519218), (17, 8399310), (30, 4759609), (34, 4199655), (51, 2799770), (85, 1679862), (102, 1399885), (170, 839931), (255, 559954), (510, 279977)]