161766774

素因数分解:

$2^1\times 3^3\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{233}}^1$

素因数の和:323

約数の個数: 128

約数和(自身を含む): 415134720

約数和(自身を除く): 253367946

約数列:

[1, 2, 3, 6, 9, 13, 18, 23, 26, 27, 39, 43, 46, 54, 69, 78, 86, 117, 129, 138, 207, 233, 234, 258, 299, 351, 387, 414, 466, 559, 598, 621, 699, 702, 774, 897, 989, 1118, 1161, 1242, 1398, 1677, 1794, 1978, 2097, 2322, 2691, 2967, 3029, 3354, 4194, 5031, 5359, 5382, 5934, 6058, 6291, 8073, 8901, 9087, 10019, 10062, 10718, 12582, 12857, 15093, 16077, 16146, 17802, 18174, 20038, 25714, 26703, 27261, 30057, 30186, 32154, 38571, 48231, 53406, 54522, 60114, 69667, 77142, 81783, 90171, 96462, 115713, 130247, 139334, 144693, 163566, 180342, 209001, 230437, 231426, 260494, 270513, 289386, 347139, 390741, 418002, 460874, 541026, 627003, 691311, 694278, 781482, 1172223, 1254006, 1382622, 1881009, 2073933, 2344446, 2995681, 3516669, 3762018, 4147866, 5991362, 6221799, 7033338, 8987043, 12443598, 17974086, 26961129, 53922258, 80883387, 161766774]

約数ペア:

[(1, 161766774), (2, 80883387), (3, 53922258), (6, 26961129), (9, 17974086), (13, 12443598), (18, 8987043), (23, 7033338), (26, 6221799), (27, 5991362), (39, 4147866), (43, 3762018), (46, 3516669), (54, 2995681), (69, 2344446), (78, 2073933), (86, 1881009), (117, 1382622), (129, 1254006), (138, 1172223), (207, 781482), (233, 694278), (234, 691311), (258, 627003), (299, 541026), (351, 460874), (387, 418002), (414, 390741), (466, 347139), (559, 289386), (598, 270513), (621, 260494), (699, 231426), (702, 230437), (774, 209001), (897, 180342), (989, 163566), (1118, 144693), (1161, 139334), (1242, 130247), (1398, 115713), (1677, 96462), (1794, 90171), (1978, 81783), (2097, 77142), (2322, 69667), (2691, 60114), (2967, 54522), (3029, 53406), (3354, 48231), (4194, 38571), (5031, 32154), (5359, 30186), (5382, 30057), (5934, 27261), (6058, 26703), (6291, 25714), (8073, 20038), (8901, 18174), (9087, 17802), (10019, 16146), (10062, 16077), (10718, 15093), (12582, 12857)]