7158780

素因数分解:

$2^2\times 3^6\times 5^1\times {\mathrm{491}}^1$

素因数の和:518

約数の個数: 84

約数和(自身を含む): 22585752

約数和(自身を除く): 15426972

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 81, 90, 108, 135, 162, 180, 243, 270, 324, 405, 486, 491, 540, 729, 810, 972, 982, 1215, 1458, 1473, 1620, 1964, 2430, 2455, 2916, 2946, 3645, 4419, 4860, 4910, 5892, 7290, 7365, 8838, 9820, 13257, 14580, 14730, 17676, 22095, 26514, 29460, 39771, 44190, 53028, 66285, 79542, 88380, 119313, 132570, 159084, 198855, 238626, 265140, 357939, 397710, 477252, 596565, 715878, 795420, 1193130, 1431756, 1789695, 2386260, 3579390, 7158780]

約数ペア:

[(1, 7158780), (2, 3579390), (3, 2386260), (4, 1789695), (5, 1431756), (6, 1193130), (9, 795420), (10, 715878), (12, 596565), (15, 477252), (18, 397710), (20, 357939), (27, 265140), (30, 238626), (36, 198855), (45, 159084), (54, 132570), (60, 119313), (81, 88380), (90, 79542), (108, 66285), (135, 53028), (162, 44190), (180, 39771), (243, 29460), (270, 26514), (324, 22095), (405, 17676), (486, 14730), (491, 14580), (540, 13257), (729, 9820), (810, 8838), (972, 7365), (982, 7290), (1215, 5892), (1458, 4910), (1473, 4860), (1620, 4419), (1964, 3645), (2430, 2946), (2455, 2916)]