209123664

素因数分解:

$2^4\times 3^1\times {\mathrm{17}}^1\times {\mathrm{256279}}^1$

素因数の和:256307

約数の個数: 40

約数和(自身を含む): 572016960

約数和(自身を除く): 362893296

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 17, 24, 34, 48, 51, 68, 102, 136, 204, 272, 408, 816, 256279, 512558, 768837, 1025116, 1537674, 2050232, 3075348, 4100464, 4356743, 6150696, 8713486, 12301392, 13070229, 17426972, 26140458, 34853944, 52280916, 69707888, 104561832, 209123664]

約数ペア:

[(1, 209123664), (2, 104561832), (3, 69707888), (4, 52280916), (6, 34853944), (8, 26140458), (12, 17426972), (16, 13070229), (17, 12301392), (24, 8713486), (34, 6150696), (48, 4356743), (51, 4100464), (68, 3075348), (102, 2050232), (136, 1537674), (204, 1025116), (272, 768837), (408, 512558), (816, 256279)]