257121072

素因数分解:

$2^4\times 3^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{7229}}^1$

素因数の和:7275

約数の個数: 120

約数和(自身を含む): 815833200

約数和(自身を除く): 558712128

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 19, 24, 26, 36, 38, 39, 48, 52, 57, 72, 76, 78, 104, 114, 117, 144, 152, 156, 171, 208, 228, 234, 247, 304, 312, 342, 456, 468, 494, 624, 684, 741, 912, 936, 988, 1368, 1482, 1872, 1976, 2223, 2736, 2964, 3952, 4446, 5928, 7229, 8892, 11856, 14458, 17784, 21687, 28916, 35568, 43374, 57832, 65061, 86748, 93977, 115664, 130122, 137351, 173496, 187954, 260244, 274702, 281931, 346992, 375908, 412053, 520488, 549404, 563862, 751816, 824106, 845793, 1040976, 1098808, 1127724, 1236159, 1503632, 1648212, 1691586, 1785563, 2197616, 2255448, 2472318, 3296424, 3383172, 3571126, 4510896, 4944636, 5356689, 6592848, 6766344, 7142252, 9889272, 10713378, 13532688, 14284504, 16070067, 19778544, 21426756, 28569008, 32140134, 42853512, 64280268, 85707024, 128560536, 257121072]

約数ペア:

[(1, 257121072), (2, 128560536), (3, 85707024), (4, 64280268), (6, 42853512), (8, 32140134), (9, 28569008), (12, 21426756), (13, 19778544), (16, 16070067), (18, 14284504), (19, 13532688), (24, 10713378), (26, 9889272), (36, 7142252), (38, 6766344), (39, 6592848), (48, 5356689), (52, 4944636), (57, 4510896), (72, 3571126), (76, 3383172), (78, 3296424), (104, 2472318), (114, 2255448), (117, 2197616), (144, 1785563), (152, 1691586), (156, 1648212), (171, 1503632), (208, 1236159), (228, 1127724), (234, 1098808), (247, 1040976), (304, 845793), (312, 824106), (342, 751816), (456, 563862), (468, 549404), (494, 520488), (624, 412053), (684, 375908), (741, 346992), (912, 281931), (936, 274702), (988, 260244), (1368, 187954), (1482, 173496), (1872, 137351), (1976, 130122), (2223, 115664), (2736, 93977), (2964, 86748), (3952, 65061), (4446, 57832), (5928, 43374), (7229, 35568), (8892, 28916), (11856, 21687), (14458, 17784)]