256460832

素因数分解:

$2^5\times 3^2\times {\mathrm{281}}^1\times {\mathrm{3169}}^1$

素因数の和:3466

約数の個数: 72

約数和(自身を含む): 732136860

約数和(自身を除く): 475676028

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 72, 96, 144, 281, 288, 562, 843, 1124, 1686, 2248, 2529, 3169, 3372, 4496, 5058, 6338, 6744, 8992, 9507, 10116, 12676, 13488, 19014, 20232, 25352, 26976, 28521, 38028, 40464, 50704, 57042, 76056, 80928, 101408, 114084, 152112, 228168, 304224, 456336, 890489, 912672, 1780978, 2671467, 3561956, 5342934, 7123912, 8014401, 10685868, 14247824, 16028802, 21371736, 28495648, 32057604, 42743472, 64115208, 85486944, 128230416, 256460832]

約数ペア:

[(1, 256460832), (2, 128230416), (3, 85486944), (4, 64115208), (6, 42743472), (8, 32057604), (9, 28495648), (12, 21371736), (16, 16028802), (18, 14247824), (24, 10685868), (32, 8014401), (36, 7123912), (48, 5342934), (72, 3561956), (96, 2671467), (144, 1780978), (281, 912672), (288, 890489), (562, 456336), (843, 304224), (1124, 228168), (1686, 152112), (2248, 114084), (2529, 101408), (3169, 80928), (3372, 76056), (4496, 57042), (5058, 50704), (6338, 40464), (6744, 38028), (8992, 28521), (9507, 26976), (10116, 25352), (12676, 20232), (13488, 19014)]