391065720

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{1627}}^1\times {\mathrm{2003}}^1$

素因数の和:3644

約数の個数: 64

約数和(自身を含む): 1174504320

約数和(自身を除く): 783438600

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 1627, 2003, 3254, 4006, 4881, 6009, 6508, 8012, 8135, 9762, 10015, 12018, 13016, 16024, 16270, 19524, 20030, 24036, 24405, 30045, 32540, 39048, 40060, 48072, 48810, 60090, 65080, 80120, 97620, 120180, 195240, 240360, 3258881, 6517762, 9776643, 13035524, 16294405, 19553286, 26071048, 32588810, 39106572, 48883215, 65177620, 78213144, 97766430, 130355240, 195532860, 391065720]

約数ペア:

[(1, 391065720), (2, 195532860), (3, 130355240), (4, 97766430), (5, 78213144), (6, 65177620), (8, 48883215), (10, 39106572), (12, 32588810), (15, 26071048), (20, 19553286), (24, 16294405), (30, 13035524), (40, 9776643), (60, 6517762), (120, 3258881), (1627, 240360), (2003, 195240), (3254, 120180), (4006, 97620), (4881, 80120), (6009, 65080), (6508, 60090), (8012, 48810), (8135, 48072), (9762, 40060), (10015, 39048), (12018, 32540), (13016, 30045), (16024, 24405), (16270, 24036), (19524, 20030)]