1590840

素因数分解:

$2^3\times 3^4\times 5^1\times {\mathrm{491}}^1$

素因数の和:514

約数の個数: 80

約数和(自身を含む): 5357880

約数和(自身を除く): 3767040

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 54, 60, 72, 81, 90, 108, 120, 135, 162, 180, 216, 270, 324, 360, 405, 491, 540, 648, 810, 982, 1080, 1473, 1620, 1964, 2455, 2946, 3240, 3928, 4419, 4910, 5892, 7365, 8838, 9820, 11784, 13257, 14730, 17676, 19640, 22095, 26514, 29460, 35352, 39771, 44190, 53028, 58920, 66285, 79542, 88380, 106056, 132570, 159084, 176760, 198855, 265140, 318168, 397710, 530280, 795420, 1590840]

約数ペア:

[(1, 1590840), (2, 795420), (3, 530280), (4, 397710), (5, 318168), (6, 265140), (8, 198855), (9, 176760), (10, 159084), (12, 132570), (15, 106056), (18, 88380), (20, 79542), (24, 66285), (27, 58920), (30, 53028), (36, 44190), (40, 39771), (45, 35352), (54, 29460), (60, 26514), (72, 22095), (81, 19640), (90, 17676), (108, 14730), (120, 13257), (135, 11784), (162, 9820), (180, 8838), (216, 7365), (270, 5892), (324, 4910), (360, 4419), (405, 3928), (491, 3240), (540, 2946), (648, 2455), (810, 1964), (982, 1620), (1080, 1473)]