309631504

素因数分解:

$2^4\times 7^1\times {\mathrm{13}}^1\times {\mathrm{109}}^1\times {\mathrm{1951}}^1$

素因数の和:2088

約数の個数: 80

約数和(自身を含む): 745507840

約数和(自身を除く): 435876336

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 52, 56, 91, 104, 109, 112, 182, 208, 218, 364, 436, 728, 763, 872, 1417, 1456, 1526, 1744, 1951, 2834, 3052, 3902, 5668, 6104, 7804, 9919, 11336, 12208, 13657, 15608, 19838, 22672, 25363, 27314, 31216, 39676, 50726, 54628, 79352, 101452, 109256, 158704, 177541, 202904, 212659, 218512, 355082, 405808, 425318, 710164, 850636, 1420328, 1488613, 1701272, 2764567, 2840656, 2977226, 3402544, 5529134, 5954452, 11058268, 11908904, 19351969, 22116536, 23817808, 38703938, 44233072, 77407876, 154815752, 309631504]

約数ペア:

[(1, 309631504), (2, 154815752), (4, 77407876), (7, 44233072), (8, 38703938), (13, 23817808), (14, 22116536), (16, 19351969), (26, 11908904), (28, 11058268), (52, 5954452), (56, 5529134), (91, 3402544), (104, 2977226), (109, 2840656), (112, 2764567), (182, 1701272), (208, 1488613), (218, 1420328), (364, 850636), (436, 710164), (728, 425318), (763, 405808), (872, 355082), (1417, 218512), (1456, 212659), (1526, 202904), (1744, 177541), (1951, 158704), (2834, 109256), (3052, 101452), (3902, 79352), (5668, 54628), (6104, 50726), (7804, 39676), (9919, 31216), (11336, 27314), (12208, 25363), (13657, 22672), (15608, 19838)]