2017380780

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{97}}^1\times {\mathrm{227}}^1\times {\mathrm{509}}^1$

素因数の和:848

約数の個数: 144

約数和(自身を含む): 6221910240

約数和(自身を除く): 4204529460

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 97, 180, 194, 227, 291, 388, 454, 485, 509, 582, 681, 873, 908, 970, 1018, 1135, 1164, 1362, 1455, 1527, 1746, 1940, 2036, 2043, 2270, 2545, 2724, 2910, 3054, 3405, 3492, 4086, 4365, 4540, 4581, 5090, 5820, 6108, 6810, 7635, 8172, 8730, 9162, 10180, 10215, 13620, 15270, 17460, 18324, 20430, 22019, 22905, 30540, 40860, 44038, 45810, 49373, 66057, 88076, 91620, 98746, 110095, 115543, 132114, 148119, 197492, 198171, 220190, 231086, 246865, 264228, 296238, 330285, 346629, 396342, 440380, 444357, 462172, 493730, 577715, 592476, 660570, 693258, 740595, 792684, 888714, 987460, 990855, 1039887, 1155430, 1321140, 1386516, 1481190, 1733145, 1777428, 1981710, 2079774, 2221785, 2310860, 2962380, 3466290, 3963420, 4159548, 4443570, 5199435, 6932580, 8887140, 10398870, 11207671, 20797740, 22415342, 33623013, 44830684, 56038355, 67246026, 100869039, 112076710, 134492052, 168115065, 201738078, 224153420, 336230130, 403476156, 504345195, 672460260, 1008690390, 2017380780]

約数ペア:

[(1, 2017380780), (2, 1008690390), (3, 672460260), (4, 504345195), (5, 403476156), (6, 336230130), (9, 224153420), (10, 201738078), (12, 168115065), (15, 134492052), (18, 112076710), (20, 100869039), (30, 67246026), (36, 56038355), (45, 44830684), (60, 33623013), (90, 22415342), (97, 20797740), (180, 11207671), (194, 10398870), (227, 8887140), (291, 6932580), (388, 5199435), (454, 4443570), (485, 4159548), (509, 3963420), (582, 3466290), (681, 2962380), (873, 2310860), (908, 2221785), (970, 2079774), (1018, 1981710), (1135, 1777428), (1164, 1733145), (1362, 1481190), (1455, 1386516), (1527, 1321140), (1746, 1155430), (1940, 1039887), (2036, 990855), (2043, 987460), (2270, 888714), (2545, 792684), (2724, 740595), (2910, 693258), (3054, 660570), (3405, 592476), (3492, 577715), (4086, 493730), (4365, 462172), (4540, 444357), (4581, 440380), (5090, 396342), (5820, 346629), (6108, 330285), (6810, 296238), (7635, 264228), (8172, 246865), (8730, 231086), (9162, 220190), (10180, 198171), (10215, 197492), (13620, 148119), (15270, 132114), (17460, 115543), (18324, 110095), (20430, 98746), (22019, 91620), (22905, 88076), (30540, 66057), (40860, 49373), (44038, 45810)]