66403760

素因数分解:

$2^4\times 5^1\times {\mathrm{23}}^1\times {\mathrm{151}}^1\times {\mathrm{239}}^1$

素因数の和:426

約数の個数: 80

約数和(自身を含む): 162846720

約数和(自身を除く): 96442960

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 40, 46, 80, 92, 115, 151, 184, 230, 239, 302, 368, 460, 478, 604, 755, 920, 956, 1195, 1208, 1510, 1840, 1912, 2390, 2416, 3020, 3473, 3824, 4780, 5497, 6040, 6946, 9560, 10994, 12080, 13892, 17365, 19120, 21988, 27485, 27784, 34730, 36089, 43976, 54970, 55568, 69460, 72178, 87952, 109940, 138920, 144356, 180445, 219880, 277840, 288712, 360890, 439760, 577424, 721780, 830047, 1443560, 1660094, 2887120, 3320188, 4150235, 6640376, 8300470, 13280752, 16600940, 33201880, 66403760]

約数ペア:

[(1, 66403760), (2, 33201880), (4, 16600940), (5, 13280752), (8, 8300470), (10, 6640376), (16, 4150235), (20, 3320188), (23, 2887120), (40, 1660094), (46, 1443560), (80, 830047), (92, 721780), (115, 577424), (151, 439760), (184, 360890), (230, 288712), (239, 277840), (302, 219880), (368, 180445), (460, 144356), (478, 138920), (604, 109940), (755, 87952), (920, 72178), (956, 69460), (1195, 55568), (1208, 54970), (1510, 43976), (1840, 36089), (1912, 34730), (2390, 27784), (2416, 27485), (3020, 21988), (3473, 19120), (3824, 17365), (4780, 13892), (5497, 12080), (6040, 10994), (6946, 9560)]