208303776

素因数分解:

$2^5\times 3^2\times {\mathrm{61}}^1\times {\mathrm{71}}^1\times {\mathrm{167}}^1$

素因数の和:315

約数の個数: 144

約数和(自身を含む): 614210688

約数和(自身を除く): 405906912

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 61, 71, 72, 96, 122, 142, 144, 167, 183, 213, 244, 284, 288, 334, 366, 426, 488, 501, 549, 568, 639, 668, 732, 852, 976, 1002, 1098, 1136, 1278, 1336, 1464, 1503, 1704, 1952, 2004, 2196, 2272, 2556, 2672, 2928, 3006, 3408, 4008, 4331, 4392, 5112, 5344, 5856, 6012, 6816, 8016, 8662, 8784, 10187, 10224, 11857, 12024, 12993, 16032, 17324, 17568, 20374, 20448, 23714, 24048, 25986, 30561, 34648, 35571, 38979, 40748, 47428, 48096, 51972, 61122, 69296, 71142, 77958, 81496, 91683, 94856, 103944, 106713, 122244, 138592, 142284, 155916, 162992, 183366, 189712, 207888, 213426, 244488, 284568, 311832, 325984, 366732, 379424, 415776, 426852, 488976, 569136, 623664, 723277, 733464, 853704, 977952, 1138272, 1247328, 1446554, 1466928, 1707408, 2169831, 2893108, 2933856, 3414816, 4339662, 5786216, 6509493, 8679324, 11572432, 13018986, 17358648, 23144864, 26037972, 34717296, 52075944, 69434592, 104151888, 208303776]

約数ペア:

[(1, 208303776), (2, 104151888), (3, 69434592), (4, 52075944), (6, 34717296), (8, 26037972), (9, 23144864), (12, 17358648), (16, 13018986), (18, 11572432), (24, 8679324), (32, 6509493), (36, 5786216), (48, 4339662), (61, 3414816), (71, 2933856), (72, 2893108), (96, 2169831), (122, 1707408), (142, 1466928), (144, 1446554), (167, 1247328), (183, 1138272), (213, 977952), (244, 853704), (284, 733464), (288, 723277), (334, 623664), (366, 569136), (426, 488976), (488, 426852), (501, 415776), (549, 379424), (568, 366732), (639, 325984), (668, 311832), (732, 284568), (852, 244488), (976, 213426), (1002, 207888), (1098, 189712), (1136, 183366), (1278, 162992), (1336, 155916), (1464, 142284), (1503, 138592), (1704, 122244), (1952, 106713), (2004, 103944), (2196, 94856), (2272, 91683), (2556, 81496), (2672, 77958), (2928, 71142), (3006, 69296), (3408, 61122), (4008, 51972), (4331, 48096), (4392, 47428), (5112, 40748), (5344, 38979), (5856, 35571), (6012, 34648), (6816, 30561), (8016, 25986), (8662, 24048), (8784, 23714), (10187, 20448), (10224, 20374), (11857, 17568), (12024, 17324), (12993, 16032)]