16019820

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{61}}^1\times {\mathrm{1459}}^1$

素因数の和:1535

約数の個数: 72

約数和(自身を含む): 49423920

約数和(自身を除く): 33404100

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 61, 90, 122, 180, 183, 244, 305, 366, 549, 610, 732, 915, 1098, 1220, 1459, 1830, 2196, 2745, 2918, 3660, 4377, 5490, 5836, 7295, 8754, 10980, 13131, 14590, 17508, 21885, 26262, 29180, 43770, 52524, 65655, 87540, 88999, 131310, 177998, 262620, 266997, 355996, 444995, 533994, 800991, 889990, 1067988, 1334985, 1601982, 1779980, 2669970, 3203964, 4004955, 5339940, 8009910, 16019820]

約数ペア:

[(1, 16019820), (2, 8009910), (3, 5339940), (4, 4004955), (5, 3203964), (6, 2669970), (9, 1779980), (10, 1601982), (12, 1334985), (15, 1067988), (18, 889990), (20, 800991), (30, 533994), (36, 444995), (45, 355996), (60, 266997), (61, 262620), (90, 177998), (122, 131310), (180, 88999), (183, 87540), (244, 65655), (305, 52524), (366, 43770), (549, 29180), (610, 26262), (732, 21885), (915, 17508), (1098, 14590), (1220, 13131), (1459, 10980), (1830, 8754), (2196, 7295), (2745, 5836), (2918, 5490), (3660, 4377)]