161403328

素因数分解:

$2^6\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{199}}^1$

素因数の和:282

約数の個数: 112

約数和(自身を含む): 365760000

約数和(自身を除く): 204356672

約数列:

[1, 2, 4, 8, 16, 19, 23, 29, 32, 38, 46, 58, 64, 76, 92, 116, 152, 184, 199, 232, 304, 368, 398, 437, 464, 551, 608, 667, 736, 796, 874, 928, 1102, 1216, 1334, 1472, 1592, 1748, 1856, 2204, 2668, 3184, 3496, 3781, 4408, 4577, 5336, 5771, 6368, 6992, 7562, 8816, 9154, 10672, 11542, 12673, 12736, 13984, 15124, 17632, 18308, 21344, 23084, 25346, 27968, 30248, 35264, 36616, 42688, 46168, 50692, 60496, 73232, 86963, 92336, 101384, 109649, 120992, 132733, 146464, 173926, 184672, 202768, 219298, 241984, 265466, 292928, 347852, 369344, 405536, 438596, 530932, 695704, 811072, 877192, 1061864, 1391408, 1754384, 2123728, 2521927, 2782816, 3508768, 4247456, 5043854, 5565632, 7017536, 8494912, 10087708, 20175416, 40350832, 80701664, 161403328]

約数ペア:

[(1, 161403328), (2, 80701664), (4, 40350832), (8, 20175416), (16, 10087708), (19, 8494912), (23, 7017536), (29, 5565632), (32, 5043854), (38, 4247456), (46, 3508768), (58, 2782816), (64, 2521927), (76, 2123728), (92, 1754384), (116, 1391408), (152, 1061864), (184, 877192), (199, 811072), (232, 695704), (304, 530932), (368, 438596), (398, 405536), (437, 369344), (464, 347852), (551, 292928), (608, 265466), (667, 241984), (736, 219298), (796, 202768), (874, 184672), (928, 173926), (1102, 146464), (1216, 132733), (1334, 120992), (1472, 109649), (1592, 101384), (1748, 92336), (1856, 86963), (2204, 73232), (2668, 60496), (3184, 50692), (3496, 46168), (3781, 42688), (4408, 36616), (4577, 35264), (5336, 30248), (5771, 27968), (6368, 25346), (6992, 23084), (7562, 21344), (8816, 18308), (9154, 17632), (10672, 15124), (11542, 13984), (12673, 12736)]