261794148

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{43}}^1\times {\mathrm{599}}^1$

素因数の和:678

約数の個数: 144

約数和(自身を含む): 786508800

約数和(自身を除く): 524714652

約数列:

[1, 2, 3, 4, 6, 7, 11, 12, 14, 21, 22, 28, 33, 42, 43, 44, 66, 77, 84, 86, 121, 129, 132, 154, 172, 231, 242, 258, 301, 308, 363, 462, 473, 484, 516, 599, 602, 726, 847, 903, 924, 946, 1198, 1204, 1419, 1452, 1694, 1797, 1806, 1892, 2396, 2541, 2838, 3311, 3388, 3594, 3612, 4193, 5082, 5203, 5676, 6589, 6622, 7188, 8386, 9933, 10164, 10406, 12579, 13178, 13244, 15609, 16772, 19767, 19866, 20812, 25158, 25757, 26356, 31218, 36421, 39534, 39732, 46123, 50316, 51514, 62436, 72479, 72842, 77271, 79068, 92246, 103028, 109263, 138369, 144958, 145684, 154542, 180299, 184492, 217437, 218526, 276738, 283327, 289916, 309084, 360598, 434874, 437052, 507353, 540897, 553476, 566654, 721196, 849981, 869748, 1014706, 1081794, 1133308, 1522059, 1699962, 1983289, 2029412, 2163588, 3044118, 3116597, 3399924, 3966578, 5949867, 6088236, 6233194, 7933156, 9349791, 11899734, 12466388, 18699582, 21816179, 23799468, 37399164, 43632358, 65448537, 87264716, 130897074, 261794148]

約数ペア:

[(1, 261794148), (2, 130897074), (3, 87264716), (4, 65448537), (6, 43632358), (7, 37399164), (11, 23799468), (12, 21816179), (14, 18699582), (21, 12466388), (22, 11899734), (28, 9349791), (33, 7933156), (42, 6233194), (43, 6088236), (44, 5949867), (66, 3966578), (77, 3399924), (84, 3116597), (86, 3044118), (121, 2163588), (129, 2029412), (132, 1983289), (154, 1699962), (172, 1522059), (231, 1133308), (242, 1081794), (258, 1014706), (301, 869748), (308, 849981), (363, 721196), (462, 566654), (473, 553476), (484, 540897), (516, 507353), (599, 437052), (602, 434874), (726, 360598), (847, 309084), (903, 289916), (924, 283327), (946, 276738), (1198, 218526), (1204, 217437), (1419, 184492), (1452, 180299), (1694, 154542), (1797, 145684), (1806, 144958), (1892, 138369), (2396, 109263), (2541, 103028), (2838, 92246), (3311, 79068), (3388, 77271), (3594, 72842), (3612, 72479), (4193, 62436), (5082, 51514), (5203, 50316), (5676, 46123), (6589, 39732), (6622, 39534), (7188, 36421), (8386, 31218), (9933, 26356), (10164, 25757), (10406, 25158), (12579, 20812), (13178, 19866), (13244, 19767), (15609, 16772)]