138514980

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{135799}}^1$

素因数の和:135828

約数の個数: 48

約数和(自身を含む): 410659200

約数和(自身を除く): 272144220

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 17, 20, 30, 34, 51, 60, 68, 85, 102, 170, 204, 255, 340, 510, 1020, 135799, 271598, 407397, 543196, 678995, 814794, 1357990, 1629588, 2036985, 2308583, 2715980, 4073970, 4617166, 6925749, 8147940, 9234332, 11542915, 13851498, 23085830, 27702996, 34628745, 46171660, 69257490, 138514980]

約数ペア:

[(1, 138514980), (2, 69257490), (3, 46171660), (4, 34628745), (5, 27702996), (6, 23085830), (10, 13851498), (12, 11542915), (15, 9234332), (17, 8147940), (20, 6925749), (30, 4617166), (34, 4073970), (51, 2715980), (60, 2308583), (68, 2036985), (85, 1629588), (102, 1357990), (170, 814794), (204, 678995), (255, 543196), (340, 407397), (510, 271598), (1020, 135799)]