13013820

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{197}}^1\times {\mathrm{367}}^1$

素因数の和:579

約数の個数: 72

約数和(自身を含む): 39783744

約数和(自身を除く): 26769924

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 197, 367, 394, 591, 734, 788, 985, 1101, 1182, 1468, 1773, 1835, 1970, 2202, 2364, 2955, 3303, 3546, 3670, 3940, 4404, 5505, 5910, 6606, 7092, 7340, 8865, 11010, 11820, 13212, 16515, 17730, 22020, 33030, 35460, 66060, 72299, 144598, 216897, 289196, 361495, 433794, 650691, 722990, 867588, 1084485, 1301382, 1445980, 2168970, 2602764, 3253455, 4337940, 6506910, 13013820]

約数ペア:

[(1, 13013820), (2, 6506910), (3, 4337940), (4, 3253455), (5, 2602764), (6, 2168970), (9, 1445980), (10, 1301382), (12, 1084485), (15, 867588), (18, 722990), (20, 650691), (30, 433794), (36, 361495), (45, 289196), (60, 216897), (90, 144598), (180, 72299), (197, 66060), (367, 35460), (394, 33030), (591, 22020), (734, 17730), (788, 16515), (985, 13212), (1101, 11820), (1182, 11010), (1468, 8865), (1773, 7340), (1835, 7092), (1970, 6606), (2202, 5910), (2364, 5505), (2955, 4404), (3303, 3940), (3546, 3670)]