66705940

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{73}}^1\times {\mathrm{107}}^1$

素因数の和:257

約数の個数: 96

約数和(自身を含む): 166489344

約数和(自身を除く): 99783404

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 61, 70, 73, 107, 122, 140, 146, 214, 244, 292, 305, 365, 427, 428, 511, 535, 610, 730, 749, 854, 1022, 1070, 1220, 1460, 1498, 1708, 2044, 2135, 2140, 2555, 2996, 3745, 4270, 4453, 5110, 6527, 7490, 7811, 8540, 8906, 10220, 13054, 14980, 15622, 17812, 22265, 26108, 31171, 31244, 32635, 39055, 44530, 45689, 54677, 62342, 65270, 78110, 89060, 91378, 109354, 124684, 130540, 155855, 156220, 182756, 218708, 228445, 273385, 311710, 456890, 476471, 546770, 623420, 913780, 952942, 1093540, 1905884, 2382355, 3335297, 4764710, 6670594, 9529420, 13341188, 16676485, 33352970, 66705940]

約数ペア:

[(1, 66705940), (2, 33352970), (4, 16676485), (5, 13341188), (7, 9529420), (10, 6670594), (14, 4764710), (20, 3335297), (28, 2382355), (35, 1905884), (61, 1093540), (70, 952942), (73, 913780), (107, 623420), (122, 546770), (140, 476471), (146, 456890), (214, 311710), (244, 273385), (292, 228445), (305, 218708), (365, 182756), (427, 156220), (428, 155855), (511, 130540), (535, 124684), (610, 109354), (730, 91378), (749, 89060), (854, 78110), (1022, 65270), (1070, 62342), (1220, 54677), (1460, 45689), (1498, 44530), (1708, 39055), (2044, 32635), (2135, 31244), (2140, 31171), (2555, 26108), (2996, 22265), (3745, 17812), (4270, 15622), (4453, 14980), (5110, 13054), (6527, 10220), (7490, 8906), (7811, 8540)]