278640336

素因数分解:

$2^4\times 3^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{26267}}^1$

素因数の和:26308

約数の個数: 80

約数和(自身を含む): 820822464

約数和(自身を除く): 542182128

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 17, 24, 26, 34, 39, 48, 51, 52, 68, 78, 102, 104, 136, 156, 204, 208, 221, 272, 312, 408, 442, 624, 663, 816, 884, 1326, 1768, 2652, 3536, 5304, 10608, 26267, 52534, 78801, 105068, 157602, 210136, 315204, 341471, 420272, 446539, 630408, 682942, 893078, 1024413, 1260816, 1339617, 1365884, 1786156, 2048826, 2679234, 2731768, 3572312, 4097652, 5358468, 5463536, 5805007, 7144624, 8195304, 10716936, 11610014, 16390608, 17415021, 21433872, 23220028, 34830042, 46440056, 69660084, 92880112, 139320168, 278640336]

約数ペア:

[(1, 278640336), (2, 139320168), (3, 92880112), (4, 69660084), (6, 46440056), (8, 34830042), (12, 23220028), (13, 21433872), (16, 17415021), (17, 16390608), (24, 11610014), (26, 10716936), (34, 8195304), (39, 7144624), (48, 5805007), (51, 5463536), (52, 5358468), (68, 4097652), (78, 3572312), (102, 2731768), (104, 2679234), (136, 2048826), (156, 1786156), (204, 1365884), (208, 1339617), (221, 1260816), (272, 1024413), (312, 893078), (408, 682942), (442, 630408), (624, 446539), (663, 420272), (816, 341471), (884, 315204), (1326, 210136), (1768, 157602), (2652, 105068), (3536, 78801), (5304, 52534), (10608, 26267)]