240850688

素因数分解:

$2^8\times {\mathrm{13}}^2\times {\mathrm{19}}^1\times {\mathrm{293}}^1$

素因数の和:354

約数の個数: 108

約数和(自身を含む): 549856440

約数和(自身を除く): 309005752

約数列:

[1, 2, 4, 8, 13, 16, 19, 26, 32, 38, 52, 64, 76, 104, 128, 152, 169, 208, 247, 256, 293, 304, 338, 416, 494, 586, 608, 676, 832, 988, 1172, 1216, 1352, 1664, 1976, 2344, 2432, 2704, 3211, 3328, 3809, 3952, 4688, 4864, 5408, 5567, 6422, 7618, 7904, 9376, 10816, 11134, 12844, 15236, 15808, 18752, 21632, 22268, 25688, 30472, 31616, 37504, 43264, 44536, 49517, 51376, 60944, 63232, 72371, 75008, 89072, 99034, 102752, 121888, 144742, 178144, 198068, 205504, 243776, 289484, 356288, 396136, 411008, 487552, 578968, 712576, 792272, 822016, 940823, 975104, 1157936, 1425152, 1584544, 1881646, 2315872, 3169088, 3763292, 4631744, 6338176, 7526584, 9263488, 12676352, 15053168, 18526976, 30106336, 60212672, 120425344, 240850688]

約数ペア:

[(1, 240850688), (2, 120425344), (4, 60212672), (8, 30106336), (13, 18526976), (16, 15053168), (19, 12676352), (26, 9263488), (32, 7526584), (38, 6338176), (52, 4631744), (64, 3763292), (76, 3169088), (104, 2315872), (128, 1881646), (152, 1584544), (169, 1425152), (208, 1157936), (247, 975104), (256, 940823), (293, 822016), (304, 792272), (338, 712576), (416, 578968), (494, 487552), (586, 411008), (608, 396136), (676, 356288), (832, 289484), (988, 243776), (1172, 205504), (1216, 198068), (1352, 178144), (1664, 144742), (1976, 121888), (2344, 102752), (2432, 99034), (2704, 89072), (3211, 75008), (3328, 72371), (3809, 63232), (3952, 60944), (4688, 51376), (4864, 49517), (5408, 44536), (5567, 43264), (6422, 37504), (7618, 31616), (7904, 30472), (9376, 25688), (10816, 22268), (11134, 21632), (12844, 18752), (15236, 15808)]