1388191140

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{37991}}^1$

素因数の和:38042

約数の個数: 144

約数和(自身を含む): 4978471680

約数和(自身を除く): 3590280540

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 29, 30, 35, 36, 42, 45, 58, 60, 63, 70, 84, 87, 90, 105, 116, 126, 140, 145, 174, 180, 203, 210, 252, 261, 290, 315, 348, 406, 420, 435, 522, 580, 609, 630, 812, 870, 1015, 1044, 1218, 1260, 1305, 1740, 1827, 2030, 2436, 2610, 3045, 3654, 4060, 5220, 6090, 7308, 9135, 12180, 18270, 36540, 37991, 75982, 113973, 151964, 189955, 227946, 265937, 341919, 379910, 455892, 531874, 569865, 683838, 759820, 797811, 1063748, 1101739, 1139730, 1329685, 1367676, 1595622, 1709595, 2203478, 2279460, 2393433, 2659370, 3191244, 3305217, 3419190, 3989055, 4406956, 4786866, 5318740, 5508695, 6610434, 6838380, 7712173, 7978110, 9573732, 9915651, 11017390, 11967165, 13220868, 15424346, 15956220, 16526085, 19831302, 22034780, 23136519, 23934330, 30848692, 33052170, 38560865, 39662604, 46273038, 47868660, 49578255, 66104340, 69409557, 77121730, 92546076, 99156510, 115682595, 138819114, 154243460, 198313020, 231365190, 277638228, 347047785, 462730380, 694095570, 1388191140]

約数ペア:

[(1, 1388191140), (2, 694095570), (3, 462730380), (4, 347047785), (5, 277638228), (6, 231365190), (7, 198313020), (9, 154243460), (10, 138819114), (12, 115682595), (14, 99156510), (15, 92546076), (18, 77121730), (20, 69409557), (21, 66104340), (28, 49578255), (29, 47868660), (30, 46273038), (35, 39662604), (36, 38560865), (42, 33052170), (45, 30848692), (58, 23934330), (60, 23136519), (63, 22034780), (70, 19831302), (84, 16526085), (87, 15956220), (90, 15424346), (105, 13220868), (116, 11967165), (126, 11017390), (140, 9915651), (145, 9573732), (174, 7978110), (180, 7712173), (203, 6838380), (210, 6610434), (252, 5508695), (261, 5318740), (290, 4786866), (315, 4406956), (348, 3989055), (406, 3419190), (420, 3305217), (435, 3191244), (522, 2659370), (580, 2393433), (609, 2279460), (630, 2203478), (812, 1709595), (870, 1595622), (1015, 1367676), (1044, 1329685), (1218, 1139730), (1260, 1101739), (1305, 1063748), (1740, 797811), (1827, 759820), (2030, 683838), (2436, 569865), (2610, 531874), (3045, 455892), (3654, 379910), (4060, 341919), (5220, 265937), (6090, 227946), (7308, 189955), (9135, 151964), (12180, 113973), (18270, 75982), (36540, 37991)]