155625720

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{487}}^1\times {\mathrm{2663}}^1$

素因数の和:3164

約数の個数: 64

約数和(自身を含む): 468011520

約数和(自身を除く): 312385800

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 487, 974, 1461, 1948, 2435, 2663, 2922, 3896, 4870, 5326, 5844, 7305, 7989, 9740, 10652, 11688, 13315, 14610, 15978, 19480, 21304, 26630, 29220, 31956, 39945, 53260, 58440, 63912, 79890, 106520, 159780, 319560, 1296881, 2593762, 3890643, 5187524, 6484405, 7781286, 10375048, 12968810, 15562572, 19453215, 25937620, 31125144, 38906430, 51875240, 77812860, 155625720]

約数ペア:

[(1, 155625720), (2, 77812860), (3, 51875240), (4, 38906430), (5, 31125144), (6, 25937620), (8, 19453215), (10, 15562572), (12, 12968810), (15, 10375048), (20, 7781286), (24, 6484405), (30, 5187524), (40, 3890643), (60, 2593762), (120, 1296881), (487, 319560), (974, 159780), (1461, 106520), (1948, 79890), (2435, 63912), (2663, 58440), (2922, 53260), (3896, 39945), (4870, 31956), (5326, 29220), (5844, 26630), (7305, 21304), (7989, 19480), (9740, 15978), (10652, 14610), (11688, 13315)]