257823504

素因数分解:

$2^4\times 3^2\times {\mathrm{67}}^1\times {\mathrm{26723}}^1$

素因数の和:26804

約数の個数: 60

約数和(自身を含む): 732344496

約数和(自身を除く): 474520992

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 67, 72, 134, 144, 201, 268, 402, 536, 603, 804, 1072, 1206, 1608, 2412, 3216, 4824, 9648, 26723, 53446, 80169, 106892, 160338, 213784, 240507, 320676, 427568, 481014, 641352, 962028, 1282704, 1790441, 1924056, 3580882, 3848112, 5371323, 7161764, 10742646, 14323528, 16113969, 21485292, 28647056, 32227938, 42970584, 64455876, 85941168, 128911752, 257823504]

約数ペア:

[(1, 257823504), (2, 128911752), (3, 85941168), (4, 64455876), (6, 42970584), (8, 32227938), (9, 28647056), (12, 21485292), (16, 16113969), (18, 14323528), (24, 10742646), (36, 7161764), (48, 5371323), (67, 3848112), (72, 3580882), (134, 1924056), (144, 1790441), (201, 1282704), (268, 962028), (402, 641352), (536, 481014), (603, 427568), (804, 320676), (1072, 240507), (1206, 213784), (1608, 160338), (2412, 106892), (3216, 80169), (4824, 53446), (9648, 26723)]