56991390

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{79}}^1\times {\mathrm{139}}^1\times {\mathrm{173}}^1$

素因数の和:401

約数の個数: 64

約数和(自身を含む): 140313600

約数和(自身を除く): 83322210

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 79, 139, 158, 173, 237, 278, 346, 395, 417, 474, 519, 695, 790, 834, 865, 1038, 1185, 1390, 1730, 2085, 2370, 2595, 4170, 5190, 10981, 13667, 21962, 24047, 27334, 32943, 41001, 48094, 54905, 65886, 68335, 72141, 82002, 109810, 120235, 136670, 144282, 164715, 205005, 240470, 329430, 360705, 410010, 721410, 1899713, 3799426, 5699139, 9498565, 11398278, 18997130, 28495695, 56991390]

約数ペア:

[(1, 56991390), (2, 28495695), (3, 18997130), (5, 11398278), (6, 9498565), (10, 5699139), (15, 3799426), (30, 1899713), (79, 721410), (139, 410010), (158, 360705), (173, 329430), (237, 240470), (278, 205005), (346, 164715), (395, 144282), (417, 136670), (474, 120235), (519, 109810), (695, 82002), (790, 72141), (834, 68335), (865, 65886), (1038, 54905), (1185, 48094), (1390, 41001), (1730, 32943), (2085, 27334), (2370, 24047), (2595, 21962), (4170, 13667), (5190, 10981)]