90530580

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{439}}^1\times {\mathrm{491}}^1$

素因数の和:949

約数の個数: 96

約数和(自身を含む): 290949120

約数和(自身を除く): 200418540

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 439, 491, 878, 982, 1317, 1473, 1756, 1964, 2195, 2455, 2634, 2946, 3073, 3437, 4390, 4910, 5268, 5892, 6146, 6585, 6874, 7365, 8780, 9219, 9820, 10311, 12292, 13170, 13748, 14730, 15365, 17185, 18438, 20622, 26340, 29460, 30730, 34370, 36876, 41244, 46095, 51555, 61460, 68740, 92190, 103110, 184380, 206220, 215549, 431098, 646647, 862196, 1077745, 1293294, 1508843, 2155490, 2586588, 3017686, 3233235, 4310980, 4526529, 6035372, 6466470, 7544215, 9053058, 12932940, 15088430, 18106116, 22632645, 30176860, 45265290, 90530580]

約数ペア:

[(1, 90530580), (2, 45265290), (3, 30176860), (4, 22632645), (5, 18106116), (6, 15088430), (7, 12932940), (10, 9053058), (12, 7544215), (14, 6466470), (15, 6035372), (20, 4526529), (21, 4310980), (28, 3233235), (30, 3017686), (35, 2586588), (42, 2155490), (60, 1508843), (70, 1293294), (84, 1077745), (105, 862196), (140, 646647), (210, 431098), (420, 215549), (439, 206220), (491, 184380), (878, 103110), (982, 92190), (1317, 68740), (1473, 61460), (1756, 51555), (1964, 46095), (2195, 41244), (2455, 36876), (2634, 34370), (2946, 30730), (3073, 29460), (3437, 26340), (4390, 20622), (4910, 18438), (5268, 17185), (5892, 15365), (6146, 14730), (6585, 13748), (6874, 13170), (7365, 12292), (8780, 10311), (9219, 9820)]