266740560

素因数分解:

$2^4\times 3^3\times 5^1\times {\mathrm{123491}}^1$

素因数の和:123513

約数の個数: 80

約数和(自身を含む): 918780480

約数和(自身を除く): 652039920

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 36, 40, 45, 48, 54, 60, 72, 80, 90, 108, 120, 135, 144, 180, 216, 240, 270, 360, 432, 540, 720, 1080, 2160, 123491, 246982, 370473, 493964, 617455, 740946, 987928, 1111419, 1234910, 1481892, 1852365, 1975856, 2222838, 2469820, 2963784, 3334257, 3704730, 4445676, 4939640, 5557095, 5927568, 6668514, 7409460, 8891352, 9879280, 11114190, 13337028, 14818920, 16671285, 17782704, 22228380, 26674056, 29637840, 33342570, 44456760, 53348112, 66685140, 88913520, 133370280, 266740560]

約数ペア:

[(1, 266740560), (2, 133370280), (3, 88913520), (4, 66685140), (5, 53348112), (6, 44456760), (8, 33342570), (9, 29637840), (10, 26674056), (12, 22228380), (15, 17782704), (16, 16671285), (18, 14818920), (20, 13337028), (24, 11114190), (27, 9879280), (30, 8891352), (36, 7409460), (40, 6668514), (45, 5927568), (48, 5557095), (54, 4939640), (60, 4445676), (72, 3704730), (80, 3334257), (90, 2963784), (108, 2469820), (120, 2222838), (135, 1975856), (144, 1852365), (180, 1481892), (216, 1234910), (240, 1111419), (270, 987928), (360, 740946), (432, 617455), (540, 493964), (720, 370473), (1080, 246982), (2160, 123491)]