204382980

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{311}}^1\times {\mathrm{1217}}^1$

素因数の和:1546

約数の個数: 96

約数和(自身を含む): 638426880

約数和(自身を除く): 434043900

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 90, 108, 135, 180, 270, 311, 540, 622, 933, 1217, 1244, 1555, 1866, 2434, 2799, 3110, 3651, 3732, 4665, 4868, 5598, 6085, 6220, 7302, 8397, 9330, 10953, 11196, 12170, 13995, 14604, 16794, 18255, 18660, 21906, 24340, 27990, 32859, 33588, 36510, 41985, 43812, 54765, 55980, 65718, 73020, 83970, 109530, 131436, 164295, 167940, 219060, 328590, 378487, 657180, 756974, 1135461, 1513948, 1892435, 2270922, 3406383, 3784870, 4541844, 5677305, 6812766, 7569740, 10219149, 11354610, 13625532, 17031915, 20438298, 22709220, 34063830, 40876596, 51095745, 68127660, 102191490, 204382980]

約数ペア:

[(1, 204382980), (2, 102191490), (3, 68127660), (4, 51095745), (5, 40876596), (6, 34063830), (9, 22709220), (10, 20438298), (12, 17031915), (15, 13625532), (18, 11354610), (20, 10219149), (27, 7569740), (30, 6812766), (36, 5677305), (45, 4541844), (54, 3784870), (60, 3406383), (90, 2270922), (108, 1892435), (135, 1513948), (180, 1135461), (270, 756974), (311, 657180), (540, 378487), (622, 328590), (933, 219060), (1217, 167940), (1244, 164295), (1555, 131436), (1866, 109530), (2434, 83970), (2799, 73020), (3110, 65718), (3651, 55980), (3732, 54765), (4665, 43812), (4868, 41985), (5598, 36510), (6085, 33588), (6220, 32859), (7302, 27990), (8397, 24340), (9330, 21906), (10953, 18660), (11196, 18255), (12170, 16794), (13995, 14604)]