246913264

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{149}}^1\times {\mathrm{257}}^1$

素因数の和:458

約数の個数: 80

約数和(自身を含む): 537465600

約数和(自身を除く): 290552336

約数列:

[1, 2, 4, 8, 13, 16, 26, 31, 52, 62, 104, 124, 149, 208, 248, 257, 298, 403, 496, 514, 596, 806, 1028, 1192, 1612, 1937, 2056, 2384, 3224, 3341, 3874, 4112, 4619, 6448, 6682, 7748, 7967, 9238, 13364, 15496, 15934, 18476, 26728, 30992, 31868, 36952, 38293, 53456, 60047, 63736, 73904, 76586, 103571, 120094, 127472, 153172, 207142, 240188, 306344, 414284, 480376, 497809, 612688, 828568, 960752, 995618, 1187083, 1657136, 1991236, 2374166, 3982472, 4748332, 7964944, 9496664, 15432079, 18993328, 30864158, 61728316, 123456632, 246913264]

約数ペア:

[(1, 246913264), (2, 123456632), (4, 61728316), (8, 30864158), (13, 18993328), (16, 15432079), (26, 9496664), (31, 7964944), (52, 4748332), (62, 3982472), (104, 2374166), (124, 1991236), (149, 1657136), (208, 1187083), (248, 995618), (257, 960752), (298, 828568), (403, 612688), (496, 497809), (514, 480376), (596, 414284), (806, 306344), (1028, 240188), (1192, 207142), (1612, 153172), (1937, 127472), (2056, 120094), (2384, 103571), (3224, 76586), (3341, 73904), (3874, 63736), (4112, 60047), (4619, 53456), (6448, 38293), (6682, 36952), (7748, 31868), (7967, 30992), (9238, 26728), (13364, 18476), (15496, 15934)]