263552328

素因数分解:

$2^3\times 3^2\times {\mathrm{13}}^1\times {\mathrm{31}}^2\times {\mathrm{293}}^1$

素因数の和:380

約数の個数: 144

約数和(自身を含む): 797001660

約数和(自身を除く): 533449332

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 18, 24, 26, 31, 36, 39, 52, 62, 72, 78, 93, 104, 117, 124, 156, 186, 234, 248, 279, 293, 312, 372, 403, 468, 558, 586, 744, 806, 879, 936, 961, 1116, 1172, 1209, 1612, 1758, 1922, 2232, 2344, 2418, 2637, 2883, 3224, 3516, 3627, 3809, 3844, 4836, 5274, 5766, 7032, 7254, 7618, 7688, 8649, 9083, 9672, 10548, 11427, 11532, 12493, 14508, 15236, 17298, 18166, 21096, 22854, 23064, 24986, 27249, 29016, 30472, 34281, 34596, 36332, 37479, 45708, 49972, 54498, 68562, 69192, 72664, 74958, 81747, 91416, 99944, 108996, 112437, 118079, 137124, 149916, 163494, 217992, 224874, 236158, 274248, 281573, 299832, 326988, 354237, 449748, 472316, 563146, 653976, 708474, 844719, 899496, 944632, 1062711, 1126292, 1416948, 1689438, 2125422, 2252584, 2534157, 2833896, 3378876, 3660449, 4250844, 5068314, 6757752, 7320898, 8501688, 10136628, 10981347, 14641796, 20273256, 21962694, 29283592, 32944041, 43925388, 65888082, 87850776, 131776164, 263552328]

約数ペア:

[(1, 263552328), (2, 131776164), (3, 87850776), (4, 65888082), (6, 43925388), (8, 32944041), (9, 29283592), (12, 21962694), (13, 20273256), (18, 14641796), (24, 10981347), (26, 10136628), (31, 8501688), (36, 7320898), (39, 6757752), (52, 5068314), (62, 4250844), (72, 3660449), (78, 3378876), (93, 2833896), (104, 2534157), (117, 2252584), (124, 2125422), (156, 1689438), (186, 1416948), (234, 1126292), (248, 1062711), (279, 944632), (293, 899496), (312, 844719), (372, 708474), (403, 653976), (468, 563146), (558, 472316), (586, 449748), (744, 354237), (806, 326988), (879, 299832), (936, 281573), (961, 274248), (1116, 236158), (1172, 224874), (1209, 217992), (1612, 163494), (1758, 149916), (1922, 137124), (2232, 118079), (2344, 112437), (2418, 108996), (2637, 99944), (2883, 91416), (3224, 81747), (3516, 74958), (3627, 72664), (3809, 69192), (3844, 68562), (4836, 54498), (5274, 49972), (5766, 45708), (7032, 37479), (7254, 36332), (7618, 34596), (7688, 34281), (8649, 30472), (9083, 29016), (9672, 27249), (10548, 24986), (11427, 23064), (11532, 22854), (12493, 21096), (14508, 18166), (15236, 17298)]