90800820

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{11}}^3\times {\mathrm{379}}^1$

素因数の和:427

約数の個数: 144

約数和(自身を含む): 303750720

約数和(自身を除く): 212949900

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 18, 20, 22, 30, 33, 36, 44, 45, 55, 60, 66, 90, 99, 110, 121, 132, 165, 180, 198, 220, 242, 330, 363, 379, 396, 484, 495, 605, 660, 726, 758, 990, 1089, 1137, 1210, 1331, 1452, 1516, 1815, 1895, 1980, 2178, 2274, 2420, 2662, 3411, 3630, 3790, 3993, 4169, 4356, 4548, 5324, 5445, 5685, 6655, 6822, 7260, 7580, 7986, 8338, 10890, 11370, 11979, 12507, 13310, 13644, 15972, 16676, 17055, 19965, 20845, 21780, 22740, 23958, 25014, 26620, 34110, 37521, 39930, 41690, 45859, 47916, 50028, 59895, 62535, 68220, 75042, 79860, 83380, 91718, 119790, 125070, 137577, 150084, 183436, 187605, 229295, 239580, 250140, 275154, 375210, 412731, 458590, 504449, 550308, 687885, 750420, 825462, 917180, 1008898, 1375770, 1513347, 1650924, 2017796, 2063655, 2522245, 2751540, 3026694, 4127310, 4540041, 5044490, 6053388, 7566735, 8254620, 9080082, 10088980, 15133470, 18160164, 22700205, 30266940, 45400410, 90800820]

約数ペア:

[(1, 90800820), (2, 45400410), (3, 30266940), (4, 22700205), (5, 18160164), (6, 15133470), (9, 10088980), (10, 9080082), (11, 8254620), (12, 7566735), (15, 6053388), (18, 5044490), (20, 4540041), (22, 4127310), (30, 3026694), (33, 2751540), (36, 2522245), (44, 2063655), (45, 2017796), (55, 1650924), (60, 1513347), (66, 1375770), (90, 1008898), (99, 917180), (110, 825462), (121, 750420), (132, 687885), (165, 550308), (180, 504449), (198, 458590), (220, 412731), (242, 375210), (330, 275154), (363, 250140), (379, 239580), (396, 229295), (484, 187605), (495, 183436), (605, 150084), (660, 137577), (726, 125070), (758, 119790), (990, 91718), (1089, 83380), (1137, 79860), (1210, 75042), (1331, 68220), (1452, 62535), (1516, 59895), (1815, 50028), (1895, 47916), (1980, 45859), (2178, 41690), (2274, 39930), (2420, 37521), (2662, 34110), (3411, 26620), (3630, 25014), (3790, 23958), (3993, 22740), (4169, 21780), (4356, 20845), (4548, 19965), (5324, 17055), (5445, 16676), (5685, 15972), (6655, 13644), (6822, 13310), (7260, 12507), (7580, 11979), (7986, 11370), (8338, 10890)]