739968248

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{197}}^1\times {\mathrm{389}}^1$

素因数の和:680

約数の個数: 64

約数和(自身を含む): 1501156800

約数和(自身を除く): 761188552

約数列:

[1, 2, 4, 8, 17, 34, 68, 71, 136, 142, 197, 284, 389, 394, 568, 778, 788, 1207, 1556, 1576, 2414, 3112, 3349, 4828, 6613, 6698, 9656, 13226, 13396, 13987, 26452, 26792, 27619, 27974, 52904, 55238, 55948, 76633, 110476, 111896, 153266, 220952, 237779, 306532, 469523, 475558, 613064, 939046, 951116, 1302761, 1878092, 1902232, 2605522, 3756184, 5211044, 5440943, 10422088, 10881886, 21763772, 43527544, 92496031, 184992062, 369984124, 739968248]

約数ペア:

[(1, 739968248), (2, 369984124), (4, 184992062), (8, 92496031), (17, 43527544), (34, 21763772), (68, 10881886), (71, 10422088), (136, 5440943), (142, 5211044), (197, 3756184), (284, 2605522), (389, 1902232), (394, 1878092), (568, 1302761), (778, 951116), (788, 939046), (1207, 613064), (1556, 475558), (1576, 469523), (2414, 306532), (3112, 237779), (3349, 220952), (4828, 153266), (6613, 111896), (6698, 110476), (9656, 76633), (13226, 55948), (13396, 55238), (13987, 52904), (26452, 27974), (26792, 27619)]