16980348

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1$

素因数の和:112

約数の個数: 192

約数和(自身を含む): 55738368

約数和(自身を除く): 38758020

約数列:

[1, 2, 3, 4, 6, 7, 11, 12, 14, 17, 21, 22, 23, 28, 33, 34, 42, 44, 46, 47, 51, 66, 68, 69, 77, 84, 92, 94, 102, 119, 132, 138, 141, 154, 161, 187, 188, 204, 231, 238, 253, 276, 282, 308, 322, 329, 357, 374, 391, 462, 476, 483, 506, 517, 561, 564, 644, 658, 714, 748, 759, 782, 799, 924, 966, 987, 1012, 1034, 1081, 1122, 1173, 1309, 1316, 1428, 1518, 1551, 1564, 1598, 1771, 1932, 1974, 2068, 2162, 2244, 2346, 2397, 2618, 2737, 3036, 3102, 3196, 3243, 3542, 3619, 3927, 3948, 4301, 4324, 4692, 4794, 5236, 5313, 5474, 5593, 6204, 6486, 7084, 7238, 7567, 7854, 8211, 8602, 8789, 9588, 10626, 10857, 10948, 11186, 11891, 12903, 12972, 14476, 15134, 15708, 16422, 16779, 17204, 17578, 18377, 21252, 21714, 22372, 22701, 23782, 25806, 26367, 30107, 30268, 32844, 33558, 35156, 35673, 36754, 43428, 45402, 47564, 51612, 52734, 55131, 60214, 61523, 67116, 71346, 73508, 83237, 90321, 90804, 105468, 110262, 120428, 123046, 128639, 142692, 166474, 180642, 184569, 202147, 220524, 246092, 249711, 257278, 332948, 361284, 369138, 385917, 404294, 499422, 514556, 606441, 738276, 771834, 808588, 998844, 1212882, 1415029, 1543668, 2425764, 2830058, 4245087, 5660116, 8490174, 16980348]

約数ペア:

[(1, 16980348), (2, 8490174), (3, 5660116), (4, 4245087), (6, 2830058), (7, 2425764), (11, 1543668), (12, 1415029), (14, 1212882), (17, 998844), (21, 808588), (22, 771834), (23, 738276), (28, 606441), (33, 514556), (34, 499422), (42, 404294), (44, 385917), (46, 369138), (47, 361284), (51, 332948), (66, 257278), (68, 249711), (69, 246092), (77, 220524), (84, 202147), (92, 184569), (94, 180642), (102, 166474), (119, 142692), (132, 128639), (138, 123046), (141, 120428), (154, 110262), (161, 105468), (187, 90804), (188, 90321), (204, 83237), (231, 73508), (238, 71346), (253, 67116), (276, 61523), (282, 60214), (308, 55131), (322, 52734), (329, 51612), (357, 47564), (374, 45402), (391, 43428), (462, 36754), (476, 35673), (483, 35156), (506, 33558), (517, 32844), (561, 30268), (564, 30107), (644, 26367), (658, 25806), (714, 23782), (748, 22701), (759, 22372), (782, 21714), (799, 21252), (924, 18377), (966, 17578), (987, 17204), (1012, 16779), (1034, 16422), (1081, 15708), (1122, 15134), (1173, 14476), (1309, 12972), (1316, 12903), (1428, 11891), (1518, 11186), (1551, 10948), (1564, 10857), (1598, 10626), (1771, 9588), (1932, 8789), (1974, 8602), (2068, 8211), (2162, 7854), (2244, 7567), (2346, 7238), (2397, 7084), (2618, 6486), (2737, 6204), (3036, 5593), (3102, 5474), (3196, 5313), (3243, 5236), (3542, 4794), (3619, 4692), (3927, 4324), (3948, 4301)]