221240712

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{6301}}^1$

素因数の和:6347

約数の個数: 128

約数和(自身を含む): 725990400

約数和(自身を除く): 504749688

約数列:

[1, 2, 3, 4, 6, 7, 8, 11, 12, 14, 19, 21, 22, 24, 28, 33, 38, 42, 44, 56, 57, 66, 76, 77, 84, 88, 114, 132, 133, 152, 154, 168, 209, 228, 231, 264, 266, 308, 399, 418, 456, 462, 532, 616, 627, 798, 836, 924, 1064, 1254, 1463, 1596, 1672, 1848, 2508, 2926, 3192, 4389, 5016, 5852, 6301, 8778, 11704, 12602, 17556, 18903, 25204, 35112, 37806, 44107, 50408, 69311, 75612, 88214, 119719, 132321, 138622, 151224, 176428, 207933, 239438, 264642, 277244, 352856, 359157, 415866, 478876, 485177, 529284, 554488, 718314, 831732, 838033, 957752, 970354, 1058568, 1316909, 1436628, 1455531, 1663464, 1676066, 1940708, 2514099, 2633818, 2873256, 2911062, 3352132, 3881416, 3950727, 5028198, 5267636, 5822124, 6704264, 7901454, 9218363, 10056396, 10535272, 11644248, 15802908, 18436726, 20112792, 27655089, 31605816, 36873452, 55310178, 73746904, 110620356, 221240712]

約数ペア:

[(1, 221240712), (2, 110620356), (3, 73746904), (4, 55310178), (6, 36873452), (7, 31605816), (8, 27655089), (11, 20112792), (12, 18436726), (14, 15802908), (19, 11644248), (21, 10535272), (22, 10056396), (24, 9218363), (28, 7901454), (33, 6704264), (38, 5822124), (42, 5267636), (44, 5028198), (56, 3950727), (57, 3881416), (66, 3352132), (76, 2911062), (77, 2873256), (84, 2633818), (88, 2514099), (114, 1940708), (132, 1676066), (133, 1663464), (152, 1455531), (154, 1436628), (168, 1316909), (209, 1058568), (228, 970354), (231, 957752), (264, 838033), (266, 831732), (308, 718314), (399, 554488), (418, 529284), (456, 485177), (462, 478876), (532, 415866), (616, 359157), (627, 352856), (798, 277244), (836, 264642), (924, 239438), (1064, 207933), (1254, 176428), (1463, 151224), (1596, 138622), (1672, 132321), (1848, 119719), (2508, 88214), (2926, 75612), (3192, 69311), (4389, 50408), (5016, 44107), (5852, 37806), (6301, 35112), (8778, 25204), (11704, 18903), (12602, 17556)]