221352516

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{1699}}^1$

素因数の和:1774

約数の個数: 144

約数和(自身を含む): 712857600

約数和(自身を除く): 491505084

約数列:

[1, 2, 3, 4, 6, 7, 9, 11, 12, 14, 18, 21, 22, 28, 33, 36, 42, 44, 47, 63, 66, 77, 84, 94, 99, 126, 132, 141, 154, 188, 198, 231, 252, 282, 308, 329, 396, 423, 462, 517, 564, 658, 693, 846, 924, 987, 1034, 1316, 1386, 1551, 1692, 1699, 1974, 2068, 2772, 2961, 3102, 3398, 3619, 3948, 4653, 5097, 5922, 6204, 6796, 7238, 9306, 10194, 10857, 11844, 11893, 14476, 15291, 18612, 18689, 20388, 21714, 23786, 30582, 32571, 35679, 37378, 43428, 47572, 56067, 61164, 65142, 71358, 74756, 79853, 107037, 112134, 130284, 130823, 142716, 159706, 168201, 214074, 224268, 239559, 261646, 319412, 336402, 392469, 428148, 479118, 523292, 558971, 672804, 718677, 784938, 878383, 958236, 1117942, 1177407, 1437354, 1569876, 1676913, 1756766, 2235884, 2354814, 2635149, 2874708, 3353826, 3513532, 4709628, 5030739, 5270298, 6148681, 6707652, 7905447, 10061478, 10540596, 12297362, 15810894, 18446043, 20122956, 24594724, 31621788, 36892086, 55338129, 73784172, 110676258, 221352516]

約数ペア:

[(1, 221352516), (2, 110676258), (3, 73784172), (4, 55338129), (6, 36892086), (7, 31621788), (9, 24594724), (11, 20122956), (12, 18446043), (14, 15810894), (18, 12297362), (21, 10540596), (22, 10061478), (28, 7905447), (33, 6707652), (36, 6148681), (42, 5270298), (44, 5030739), (47, 4709628), (63, 3513532), (66, 3353826), (77, 2874708), (84, 2635149), (94, 2354814), (99, 2235884), (126, 1756766), (132, 1676913), (141, 1569876), (154, 1437354), (188, 1177407), (198, 1117942), (231, 958236), (252, 878383), (282, 784938), (308, 718677), (329, 672804), (396, 558971), (423, 523292), (462, 479118), (517, 428148), (564, 392469), (658, 336402), (693, 319412), (846, 261646), (924, 239559), (987, 224268), (1034, 214074), (1316, 168201), (1386, 159706), (1551, 142716), (1692, 130823), (1699, 130284), (1974, 112134), (2068, 107037), (2772, 79853), (2961, 74756), (3102, 71358), (3398, 65142), (3619, 61164), (3948, 56067), (4653, 47572), (5097, 43428), (5922, 37378), (6204, 35679), (6796, 32571), (7238, 30582), (9306, 23786), (10194, 21714), (10857, 20388), (11844, 18689), (11893, 18612), (14476, 15291)]