81278688

素因数分解:

$2^5\times 3^1\times {\mathrm{23}}^1\times {\mathrm{131}}^1\times {\mathrm{281}}^1$

素因数の和:448

約数の個数: 96

約数和(自身を含む): 225130752

約数和(自身を除く): 143852064

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 23, 24, 32, 46, 48, 69, 92, 96, 131, 138, 184, 262, 276, 281, 368, 393, 524, 552, 562, 736, 786, 843, 1048, 1104, 1124, 1572, 1686, 2096, 2208, 2248, 3013, 3144, 3372, 4192, 4496, 6026, 6288, 6463, 6744, 8992, 9039, 12052, 12576, 12926, 13488, 18078, 19389, 24104, 25852, 26976, 36156, 36811, 38778, 48208, 51704, 72312, 73622, 77556, 96416, 103408, 110433, 144624, 147244, 155112, 206816, 220866, 289248, 294488, 310224, 441732, 588976, 620448, 846653, 883464, 1177952, 1693306, 1766928, 2539959, 3386612, 3533856, 5079918, 6773224, 10159836, 13546448, 20319672, 27092896, 40639344, 81278688]

約数ペア:

[(1, 81278688), (2, 40639344), (3, 27092896), (4, 20319672), (6, 13546448), (8, 10159836), (12, 6773224), (16, 5079918), (23, 3533856), (24, 3386612), (32, 2539959), (46, 1766928), (48, 1693306), (69, 1177952), (92, 883464), (96, 846653), (131, 620448), (138, 588976), (184, 441732), (262, 310224), (276, 294488), (281, 289248), (368, 220866), (393, 206816), (524, 155112), (552, 147244), (562, 144624), (736, 110433), (786, 103408), (843, 96416), (1048, 77556), (1104, 73622), (1124, 72312), (1572, 51704), (1686, 48208), (2096, 38778), (2208, 36811), (2248, 36156), (3013, 26976), (3144, 25852), (3372, 24104), (4192, 19389), (4496, 18078), (6026, 13488), (6288, 12926), (6463, 12576), (6744, 12052), (8992, 9039)]