144066920

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{223}}^1\times {\mathrm{521}}^1$

素因数の和:786

約数の個数: 64

約数和(自身を含む): 336752640

約数和(自身を除く): 192685720

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 124, 155, 223, 248, 310, 446, 521, 620, 892, 1042, 1115, 1240, 1784, 2084, 2230, 2605, 4168, 4460, 5210, 6913, 8920, 10420, 13826, 16151, 20840, 27652, 32302, 34565, 55304, 64604, 69130, 80755, 116183, 129208, 138260, 161510, 232366, 276520, 323020, 464732, 580915, 646040, 929464, 1161830, 2323660, 3601673, 4647320, 7203346, 14406692, 18008365, 28813384, 36016730, 72033460, 144066920]

約数ペア:

[(1, 144066920), (2, 72033460), (4, 36016730), (5, 28813384), (8, 18008365), (10, 14406692), (20, 7203346), (31, 4647320), (40, 3601673), (62, 2323660), (124, 1161830), (155, 929464), (223, 646040), (248, 580915), (310, 464732), (446, 323020), (521, 276520), (620, 232366), (892, 161510), (1042, 138260), (1115, 129208), (1240, 116183), (1784, 80755), (2084, 69130), (2230, 64604), (2605, 55304), (4168, 34565), (4460, 32302), (5210, 27652), (6913, 20840), (8920, 16151), (10420, 13826)]