345562280

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{131}}^1\times {\mathrm{9421}}^1$

素因数の和:9570

約数の個数: 64

約数和(自身を含む): 895466880

約数和(自身を除く): 549904600

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 131, 140, 262, 280, 524, 655, 917, 1048, 1310, 1834, 2620, 3668, 4585, 5240, 7336, 9170, 9421, 18340, 18842, 36680, 37684, 47105, 65947, 75368, 94210, 131894, 188420, 263788, 329735, 376840, 527576, 659470, 1234151, 1318940, 2468302, 2637880, 4936604, 6170755, 8639057, 9873208, 12341510, 17278114, 24683020, 34556228, 43195285, 49366040, 69112456, 86390570, 172781140, 345562280]

約数ペア:

[(1, 345562280), (2, 172781140), (4, 86390570), (5, 69112456), (7, 49366040), (8, 43195285), (10, 34556228), (14, 24683020), (20, 17278114), (28, 12341510), (35, 9873208), (40, 8639057), (56, 6170755), (70, 4936604), (131, 2637880), (140, 2468302), (262, 1318940), (280, 1234151), (524, 659470), (655, 527576), (917, 376840), (1048, 329735), (1310, 263788), (1834, 188420), (2620, 131894), (3668, 94210), (4585, 75368), (5240, 65947), (7336, 47105), (9170, 37684), (9421, 36680), (18340, 18842)]