17959860

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{79}}^1\times {\mathrm{421}}^1$

素因数の和:518

約数の個数: 96

約数和(自身を含む): 56716800

約数和(自身を除く): 38756940

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 79, 90, 108, 135, 158, 180, 237, 270, 316, 395, 421, 474, 540, 711, 790, 842, 948, 1185, 1263, 1422, 1580, 1684, 2105, 2133, 2370, 2526, 2844, 3555, 3789, 4210, 4266, 4740, 5052, 6315, 7110, 7578, 8420, 8532, 10665, 11367, 12630, 14220, 15156, 18945, 21330, 22734, 25260, 33259, 37890, 42660, 45468, 56835, 66518, 75780, 99777, 113670, 133036, 166295, 199554, 227340, 299331, 332590, 399108, 498885, 598662, 665180, 897993, 997770, 1197324, 1496655, 1795986, 1995540, 2993310, 3591972, 4489965, 5986620, 8979930, 17959860]

約数ペア:

[(1, 17959860), (2, 8979930), (3, 5986620), (4, 4489965), (5, 3591972), (6, 2993310), (9, 1995540), (10, 1795986), (12, 1496655), (15, 1197324), (18, 997770), (20, 897993), (27, 665180), (30, 598662), (36, 498885), (45, 399108), (54, 332590), (60, 299331), (79, 227340), (90, 199554), (108, 166295), (135, 133036), (158, 113670), (180, 99777), (237, 75780), (270, 66518), (316, 56835), (395, 45468), (421, 42660), (474, 37890), (540, 33259), (711, 25260), (790, 22734), (842, 21330), (948, 18945), (1185, 15156), (1263, 14220), (1422, 12630), (1580, 11367), (1684, 10665), (2105, 8532), (2133, 8420), (2370, 7578), (2526, 7110), (2844, 6315), (3555, 5052), (3789, 4740), (4210, 4266)]