690138368

素因数分解:

$2^8\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{199}}^1$

素因数の和:288

約数の個数: 144

約数和(自身を含む): 1569792000

約数和(自身を除く): 879653632

約数列:

[1, 2, 4, 8, 16, 19, 23, 31, 32, 38, 46, 62, 64, 76, 92, 124, 128, 152, 184, 199, 248, 256, 304, 368, 398, 437, 496, 589, 608, 713, 736, 796, 874, 992, 1178, 1216, 1426, 1472, 1592, 1748, 1984, 2356, 2432, 2852, 2944, 3184, 3496, 3781, 3968, 4577, 4712, 4864, 5704, 5888, 6169, 6368, 6992, 7562, 7936, 9154, 9424, 11408, 12338, 12736, 13547, 13984, 15124, 18308, 18848, 22816, 24676, 25472, 27094, 27968, 30248, 36616, 37696, 45632, 49352, 50944, 54188, 55936, 60496, 73232, 75392, 86963, 91264, 98704, 108376, 111872, 117211, 120992, 141887, 146464, 150784, 173926, 182528, 197408, 216752, 234422, 241984, 283774, 292928, 347852, 394816, 433504, 468844, 483968, 567548, 585856, 695704, 789632, 867008, 937688, 967936, 1135096, 1171712, 1391408, 1579264, 1734016, 1875376, 2270192, 2695853, 2782816, 3468032, 3750752, 4540384, 5391706, 5565632, 7501504, 9080768, 10783412, 11131264, 15003008, 18161536, 21566824, 22262528, 30006016, 36323072, 43133648, 86267296, 172534592, 345069184, 690138368]

約数ペア:

[(1, 690138368), (2, 345069184), (4, 172534592), (8, 86267296), (16, 43133648), (19, 36323072), (23, 30006016), (31, 22262528), (32, 21566824), (38, 18161536), (46, 15003008), (62, 11131264), (64, 10783412), (76, 9080768), (92, 7501504), (124, 5565632), (128, 5391706), (152, 4540384), (184, 3750752), (199, 3468032), (248, 2782816), (256, 2695853), (304, 2270192), (368, 1875376), (398, 1734016), (437, 1579264), (496, 1391408), (589, 1171712), (608, 1135096), (713, 967936), (736, 937688), (796, 867008), (874, 789632), (992, 695704), (1178, 585856), (1216, 567548), (1426, 483968), (1472, 468844), (1592, 433504), (1748, 394816), (1984, 347852), (2356, 292928), (2432, 283774), (2852, 241984), (2944, 234422), (3184, 216752), (3496, 197408), (3781, 182528), (3968, 173926), (4577, 150784), (4712, 146464), (4864, 141887), (5704, 120992), (5888, 117211), (6169, 111872), (6368, 108376), (6992, 98704), (7562, 91264), (7936, 86963), (9154, 75392), (9424, 73232), (11408, 60496), (12338, 55936), (12736, 54188), (13547, 50944), (13984, 49352), (15124, 45632), (18308, 37696), (18848, 36616), (22816, 30248), (24676, 27968), (25472, 27094)]