16722120

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{331}}^1\times {\mathrm{421}}^1$

素因数の和:766

約数の個数: 64

約数和(自身を含む): 50437440

約数和(自身を除く): 33715320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 331, 421, 662, 842, 993, 1263, 1324, 1655, 1684, 1986, 2105, 2526, 2648, 3310, 3368, 3972, 4210, 4965, 5052, 6315, 6620, 7944, 8420, 9930, 10104, 12630, 13240, 16840, 19860, 25260, 39720, 50520, 139351, 278702, 418053, 557404, 696755, 836106, 1114808, 1393510, 1672212, 2090265, 2787020, 3344424, 4180530, 5574040, 8361060, 16722120]

約数ペア:

[(1, 16722120), (2, 8361060), (3, 5574040), (4, 4180530), (5, 3344424), (6, 2787020), (8, 2090265), (10, 1672212), (12, 1393510), (15, 1114808), (20, 836106), (24, 696755), (30, 557404), (40, 418053), (60, 278702), (120, 139351), (331, 50520), (421, 39720), (662, 25260), (842, 19860), (993, 16840), (1263, 13240), (1324, 12630), (1655, 10104), (1684, 9930), (1986, 8420), (2105, 7944), (2526, 6620), (2648, 6315), (3310, 5052), (3368, 4965), (3972, 4210)]