638124120

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{3217}}^1$

素因数の和:3282

約数の個数: 192

約数和(自身を含む): 2259036000

約数和(自身を除く): 1620911880

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 19, 20, 24, 29, 30, 36, 38, 40, 45, 57, 58, 60, 72, 76, 87, 90, 95, 114, 116, 120, 145, 152, 171, 174, 180, 190, 228, 232, 261, 285, 290, 342, 348, 360, 380, 435, 456, 522, 551, 570, 580, 684, 696, 760, 855, 870, 1044, 1102, 1140, 1160, 1305, 1368, 1653, 1710, 1740, 2088, 2204, 2280, 2610, 2755, 3217, 3306, 3420, 3480, 4408, 4959, 5220, 5510, 6434, 6612, 6840, 8265, 9651, 9918, 10440, 11020, 12868, 13224, 16085, 16530, 19302, 19836, 22040, 24795, 25736, 28953, 32170, 33060, 38604, 39672, 48255, 49590, 57906, 61123, 64340, 66120, 77208, 93293, 96510, 99180, 115812, 122246, 128680, 144765, 183369, 186586, 193020, 198360, 231624, 244492, 279879, 289530, 305615, 366738, 373172, 386040, 466465, 488984, 550107, 559758, 579060, 611230, 733476, 746344, 839637, 916845, 932930, 1100214, 1119516, 1158120, 1222460, 1399395, 1466952, 1679274, 1772567, 1833690, 1865860, 2200428, 2239032, 2444920, 2750535, 2798790, 3358548, 3545134, 3667380, 3731720, 4198185, 4400856, 5317701, 5501070, 5597580, 6717096, 7090268, 7334760, 8396370, 8862835, 10635402, 11002140, 11195160, 14180536, 15953103, 16792740, 17725670, 21270804, 22004280, 26588505, 31906206, 33585480, 35451340, 42541608, 53177010, 63812412, 70902680, 79765515, 106354020, 127624824, 159531030, 212708040, 319062060, 638124120]

約数ペア:

[(1, 638124120), (2, 319062060), (3, 212708040), (4, 159531030), (5, 127624824), (6, 106354020), (8, 79765515), (9, 70902680), (10, 63812412), (12, 53177010), (15, 42541608), (18, 35451340), (19, 33585480), (20, 31906206), (24, 26588505), (29, 22004280), (30, 21270804), (36, 17725670), (38, 16792740), (40, 15953103), (45, 14180536), (57, 11195160), (58, 11002140), (60, 10635402), (72, 8862835), (76, 8396370), (87, 7334760), (90, 7090268), (95, 6717096), (114, 5597580), (116, 5501070), (120, 5317701), (145, 4400856), (152, 4198185), (171, 3731720), (174, 3667380), (180, 3545134), (190, 3358548), (228, 2798790), (232, 2750535), (261, 2444920), (285, 2239032), (290, 2200428), (342, 1865860), (348, 1833690), (360, 1772567), (380, 1679274), (435, 1466952), (456, 1399395), (522, 1222460), (551, 1158120), (570, 1119516), (580, 1100214), (684, 932930), (696, 916845), (760, 839637), (855, 746344), (870, 733476), (1044, 611230), (1102, 579060), (1140, 559758), (1160, 550107), (1305, 488984), (1368, 466465), (1653, 386040), (1710, 373172), (1740, 366738), (2088, 305615), (2204, 289530), (2280, 279879), (2610, 244492), (2755, 231624), (3217, 198360), (3306, 193020), (3420, 186586), (3480, 183369), (4408, 144765), (4959, 128680), (5220, 122246), (5510, 115812), (6434, 99180), (6612, 96510), (6840, 93293), (8265, 77208), (9651, 66120), (9918, 64340), (10440, 61123), (11020, 57906), (12868, 49590), (13224, 48255), (16085, 39672), (16530, 38604), (19302, 33060), (19836, 32170), (22040, 28953), (24795, 25736)]