211220360

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{13103}}^1$

素因数の和:13158

約数の個数: 64

約数和(自身を含む): 528353280

約数和(自身を除く): 317132920

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 31, 40, 52, 62, 65, 104, 124, 130, 155, 248, 260, 310, 403, 520, 620, 806, 1240, 1612, 2015, 3224, 4030, 8060, 13103, 16120, 26206, 52412, 65515, 104824, 131030, 170339, 262060, 340678, 406193, 524120, 681356, 812386, 851695, 1362712, 1624772, 1703390, 2030965, 3249544, 3406780, 4061930, 5280509, 6813560, 8123860, 10561018, 16247720, 21122036, 26402545, 42244072, 52805090, 105610180, 211220360]

約数ペア:

[(1, 211220360), (2, 105610180), (4, 52805090), (5, 42244072), (8, 26402545), (10, 21122036), (13, 16247720), (20, 10561018), (26, 8123860), (31, 6813560), (40, 5280509), (52, 4061930), (62, 3406780), (65, 3249544), (104, 2030965), (124, 1703390), (130, 1624772), (155, 1362712), (248, 851695), (260, 812386), (310, 681356), (403, 524120), (520, 406193), (620, 340678), (806, 262060), (1240, 170339), (1612, 131030), (2015, 104824), (3224, 65515), (4030, 52412), (8060, 26206), (13103, 16120)]