313635160

素因数分解:

$2^3\times 5^1\times {\mathrm{61}}^1\times {\mathrm{173}}^1\times {\mathrm{743}}^1$

素因数の和:988

約数の個数: 64

約数和(自身を含む): 722364480

約数和(自身を除く): 408729320

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 61, 122, 173, 244, 305, 346, 488, 610, 692, 743, 865, 1220, 1384, 1486, 1730, 2440, 2972, 3460, 3715, 5944, 6920, 7430, 10553, 14860, 21106, 29720, 42212, 45323, 52765, 84424, 90646, 105530, 128539, 181292, 211060, 226615, 257078, 362584, 422120, 453230, 514156, 642695, 906460, 1028312, 1285390, 1812920, 2570780, 5141560, 7840879, 15681758, 31363516, 39204395, 62727032, 78408790, 156817580, 313635160]

約数ペア:

[(1, 313635160), (2, 156817580), (4, 78408790), (5, 62727032), (8, 39204395), (10, 31363516), (20, 15681758), (40, 7840879), (61, 5141560), (122, 2570780), (173, 1812920), (244, 1285390), (305, 1028312), (346, 906460), (488, 642695), (610, 514156), (692, 453230), (743, 422120), (865, 362584), (1220, 257078), (1384, 226615), (1486, 211060), (1730, 181292), (2440, 128539), (2972, 105530), (3460, 90646), (3715, 84424), (5944, 52765), (6920, 45323), (7430, 42212), (10553, 29720), (14860, 21106)]