208027764

素因数分解:

$2^2\times 3^4\times 7^1\times {\mathrm{37}}^2\times {\mathrm{67}}^1$

素因数の和:164

約数の個数: 180

約数和(自身を含む): 648300576

約数和(自身を除く): 440272812

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 27, 28, 36, 37, 42, 54, 63, 67, 74, 81, 84, 108, 111, 126, 134, 148, 162, 189, 201, 222, 252, 259, 268, 324, 333, 378, 402, 444, 469, 518, 567, 603, 666, 756, 777, 804, 938, 999, 1036, 1134, 1206, 1332, 1369, 1407, 1554, 1809, 1876, 1998, 2268, 2331, 2412, 2479, 2738, 2814, 2997, 3108, 3618, 3996, 4107, 4221, 4662, 4958, 5427, 5476, 5628, 5994, 6993, 7236, 7437, 8214, 8442, 9324, 9583, 9916, 10854, 11988, 12321, 12663, 13986, 14874, 16428, 16884, 17353, 19166, 20979, 21708, 22311, 24642, 25326, 27972, 28749, 29748, 34706, 36963, 37989, 38332, 41958, 44622, 49284, 50652, 52059, 57498, 66933, 69412, 73926, 75978, 83916, 86247, 89244, 91723, 104118, 110889, 114996, 133866, 147852, 151956, 156177, 172494, 183446, 200799, 208236, 221778, 258741, 267732, 275169, 312354, 344988, 366892, 401598, 443556, 468531, 517482, 550338, 624708, 642061, 776223, 803196, 825507, 937062, 1034964, 1100676, 1284122, 1405593, 1552446, 1651014, 1874124, 1926183, 2476521, 2568244, 2811186, 3104892, 3302028, 3852366, 4953042, 5622372, 5778549, 7429563, 7704732, 9906084, 11557098, 14859126, 17335647, 23114196, 29718252, 34671294, 52006941, 69342588, 104013882, 208027764]

約数ペア:

[(1, 208027764), (2, 104013882), (3, 69342588), (4, 52006941), (6, 34671294), (7, 29718252), (9, 23114196), (12, 17335647), (14, 14859126), (18, 11557098), (21, 9906084), (27, 7704732), (28, 7429563), (36, 5778549), (37, 5622372), (42, 4953042), (54, 3852366), (63, 3302028), (67, 3104892), (74, 2811186), (81, 2568244), (84, 2476521), (108, 1926183), (111, 1874124), (126, 1651014), (134, 1552446), (148, 1405593), (162, 1284122), (189, 1100676), (201, 1034964), (222, 937062), (252, 825507), (259, 803196), (268, 776223), (324, 642061), (333, 624708), (378, 550338), (402, 517482), (444, 468531), (469, 443556), (518, 401598), (567, 366892), (603, 344988), (666, 312354), (756, 275169), (777, 267732), (804, 258741), (938, 221778), (999, 208236), (1036, 200799), (1134, 183446), (1206, 172494), (1332, 156177), (1369, 151956), (1407, 147852), (1554, 133866), (1809, 114996), (1876, 110889), (1998, 104118), (2268, 91723), (2331, 89244), (2412, 86247), (2479, 83916), (2738, 75978), (2814, 73926), (2997, 69412), (3108, 66933), (3618, 57498), (3996, 52059), (4107, 50652), (4221, 49284), (4662, 44622), (4958, 41958), (5427, 38332), (5476, 37989), (5628, 36963), (5994, 34706), (6993, 29748), (7236, 28749), (7437, 27972), (8214, 25326), (8442, 24642), (9324, 22311), (9583, 21708), (9916, 20979), (10854, 19166), (11988, 17353), (12321, 16884), (12663, 16428), (13986, 14874)]