257513808

素因数分解:

$2^4\times 3^1\times {\mathrm{83}}^1\times {\mathrm{109}}^1\times {\mathrm{593}}^1$

素因数の和:796

約数の個数: 80

約数和(自身を含む): 680581440

約数和(自身を除く): 423067632

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 83, 109, 166, 218, 249, 327, 332, 436, 498, 593, 654, 664, 872, 996, 1186, 1308, 1328, 1744, 1779, 1992, 2372, 2616, 3558, 3984, 4744, 5232, 7116, 9047, 9488, 14232, 18094, 27141, 28464, 36188, 49219, 54282, 64637, 72376, 98438, 108564, 129274, 144752, 147657, 193911, 196876, 217128, 258548, 295314, 387822, 393752, 434256, 517096, 590628, 775644, 787504, 1034192, 1181256, 1551288, 2362512, 3102576, 5364871, 10729742, 16094613, 21459484, 32189226, 42918968, 64378452, 85837936, 128756904, 257513808]

約数ペア:

[(1, 257513808), (2, 128756904), (3, 85837936), (4, 64378452), (6, 42918968), (8, 32189226), (12, 21459484), (16, 16094613), (24, 10729742), (48, 5364871), (83, 3102576), (109, 2362512), (166, 1551288), (218, 1181256), (249, 1034192), (327, 787504), (332, 775644), (436, 590628), (498, 517096), (593, 434256), (654, 393752), (664, 387822), (872, 295314), (996, 258548), (1186, 217128), (1308, 196876), (1328, 193911), (1744, 147657), (1779, 144752), (1992, 129274), (2372, 108564), (2616, 98438), (3558, 72376), (3984, 64637), (4744, 54282), (5232, 49219), (7116, 36188), (9047, 28464), (9488, 27141), (14232, 18094)]