287588520

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{491}}^1\times {\mathrm{1627}}^1$

素因数の和:2135

約数の個数: 96

約数和(自身を含む): 937141920

約数和(自身を除く): 649553400

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 180, 360, 491, 982, 1473, 1627, 1964, 2455, 2946, 3254, 3928, 4419, 4881, 4910, 5892, 6508, 7365, 8135, 8838, 9762, 9820, 11784, 13016, 14643, 14730, 16270, 17676, 19524, 19640, 22095, 24405, 29286, 29460, 32540, 35352, 39048, 44190, 48810, 58572, 58920, 65080, 73215, 88380, 97620, 117144, 146430, 176760, 195240, 292860, 585720, 798857, 1597714, 2396571, 3195428, 3994285, 4793142, 6390856, 7189713, 7988570, 9586284, 11982855, 14379426, 15977140, 19172568, 23965710, 28758852, 31954280, 35948565, 47931420, 57517704, 71897130, 95862840, 143794260, 287588520]

約数ペア:

[(1, 287588520), (2, 143794260), (3, 95862840), (4, 71897130), (5, 57517704), (6, 47931420), (8, 35948565), (9, 31954280), (10, 28758852), (12, 23965710), (15, 19172568), (18, 15977140), (20, 14379426), (24, 11982855), (30, 9586284), (36, 7988570), (40, 7189713), (45, 6390856), (60, 4793142), (72, 3994285), (90, 3195428), (120, 2396571), (180, 1597714), (360, 798857), (491, 585720), (982, 292860), (1473, 195240), (1627, 176760), (1964, 146430), (2455, 117144), (2946, 97620), (3254, 88380), (3928, 73215), (4419, 65080), (4881, 58920), (4910, 58572), (5892, 48810), (6508, 44190), (7365, 39048), (8135, 35352), (8838, 32540), (9762, 29460), (9820, 29286), (11784, 24405), (13016, 22095), (14643, 19640), (14730, 19524), (16270, 17676)]