140238544

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{647}}^1$

素因数の和:728

約数の個数: 80

約数和(自身を含む): 308551680

約数和(自身を除く): 168313136

約数列:

[1, 2, 4, 8, 16, 19, 23, 31, 38, 46, 62, 76, 92, 124, 152, 184, 248, 304, 368, 437, 496, 589, 647, 713, 874, 1178, 1294, 1426, 1748, 2356, 2588, 2852, 3496, 4712, 5176, 5704, 6992, 9424, 10352, 11408, 12293, 13547, 14881, 20057, 24586, 27094, 29762, 40114, 49172, 54188, 59524, 80228, 98344, 108376, 119048, 160456, 196688, 216752, 238096, 282739, 320912, 381083, 461311, 565478, 762166, 922622, 1130956, 1524332, 1845244, 2261912, 3048664, 3690488, 4523824, 6097328, 7380976, 8764909, 17529818, 35059636, 70119272, 140238544]

約数ペア:

[(1, 140238544), (2, 70119272), (4, 35059636), (8, 17529818), (16, 8764909), (19, 7380976), (23, 6097328), (31, 4523824), (38, 3690488), (46, 3048664), (62, 2261912), (76, 1845244), (92, 1524332), (124, 1130956), (152, 922622), (184, 762166), (248, 565478), (304, 461311), (368, 381083), (437, 320912), (496, 282739), (589, 238096), (647, 216752), (713, 196688), (874, 160456), (1178, 119048), (1294, 108376), (1426, 98344), (1748, 80228), (2356, 59524), (2588, 54188), (2852, 49172), (3496, 40114), (4712, 29762), (5176, 27094), (5704, 24586), (6992, 20057), (9424, 14881), (10352, 13547), (11408, 12293)]