206981892

素因数分解:

$2^2\times 3^4\times {\mathrm{13}}^1\times {\mathrm{157}}^1\times {\mathrm{313}}^1$

素因数の和:499

約数の個数: 120

約数和(自身を含む): 588299096

約数和(自身を除く): 381317204

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 27, 36, 39, 52, 54, 78, 81, 108, 117, 156, 157, 162, 234, 313, 314, 324, 351, 468, 471, 626, 628, 702, 939, 942, 1053, 1252, 1404, 1413, 1878, 1884, 2041, 2106, 2817, 2826, 3756, 4069, 4082, 4212, 4239, 5634, 5652, 6123, 8138, 8164, 8451, 8478, 11268, 12207, 12246, 12717, 16276, 16902, 16956, 18369, 24414, 24492, 25353, 25434, 33804, 36621, 36738, 48828, 49141, 50706, 50868, 55107, 73242, 73476, 98282, 101412, 109863, 110214, 146484, 147423, 165321, 196564, 219726, 220428, 294846, 329589, 330642, 439452, 442269, 589692, 638833, 659178, 661284, 884538, 1277666, 1318356, 1326807, 1769076, 1916499, 2555332, 2653614, 3832998, 3980421, 5307228, 5749497, 7665996, 7960842, 11498994, 15921684, 17248491, 22997988, 34496982, 51745473, 68993964, 103490946, 206981892]

約数ペア:

[(1, 206981892), (2, 103490946), (3, 68993964), (4, 51745473), (6, 34496982), (9, 22997988), (12, 17248491), (13, 15921684), (18, 11498994), (26, 7960842), (27, 7665996), (36, 5749497), (39, 5307228), (52, 3980421), (54, 3832998), (78, 2653614), (81, 2555332), (108, 1916499), (117, 1769076), (156, 1326807), (157, 1318356), (162, 1277666), (234, 884538), (313, 661284), (314, 659178), (324, 638833), (351, 589692), (468, 442269), (471, 439452), (626, 330642), (628, 329589), (702, 294846), (939, 220428), (942, 219726), (1053, 196564), (1252, 165321), (1404, 147423), (1413, 146484), (1878, 110214), (1884, 109863), (2041, 101412), (2106, 98282), (2817, 73476), (2826, 73242), (3756, 55107), (4069, 50868), (4082, 50706), (4212, 49141), (4239, 48828), (5634, 36738), (5652, 36621), (6123, 33804), (8138, 25434), (8164, 25353), (8451, 24492), (8478, 24414), (11268, 18369), (12207, 16956), (12246, 16902), (12717, 16276)]