263824020

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{991}}^1$

素因数の和:1055

約数の個数: 192

約数和(自身を含む): 899942400

約数和(自身を除く): 636118380

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 17, 18, 20, 27, 29, 30, 34, 36, 45, 51, 54, 58, 60, 68, 85, 87, 90, 102, 108, 116, 135, 145, 153, 170, 174, 180, 204, 255, 261, 270, 290, 306, 340, 348, 435, 459, 493, 510, 522, 540, 580, 612, 765, 783, 870, 918, 986, 991, 1020, 1044, 1305, 1479, 1530, 1566, 1740, 1836, 1972, 1982, 2295, 2465, 2610, 2958, 2973, 3060, 3132, 3915, 3964, 4437, 4590, 4930, 4955, 5220, 5916, 5946, 7395, 7830, 8874, 8919, 9180, 9860, 9910, 11892, 13311, 14790, 14865, 15660, 16847, 17748, 17838, 19820, 22185, 26622, 26757, 28739, 29580, 29730, 33694, 35676, 44370, 44595, 50541, 53244, 53514, 57478, 59460, 66555, 67388, 84235, 86217, 88740, 89190, 101082, 107028, 114956, 133110, 133785, 143695, 151623, 168470, 172434, 178380, 202164, 252705, 258651, 266220, 267570, 287390, 303246, 336940, 344868, 431085, 454869, 488563, 505410, 517302, 535140, 574780, 606492, 758115, 775953, 862170, 909738, 977126, 1010820, 1034604, 1293255, 1465689, 1516230, 1551906, 1724340, 1819476, 1954252, 2274345, 2442815, 2586510, 2931378, 3032460, 3103812, 3879765, 4397067, 4548690, 4885630, 5173020, 5862756, 7328445, 7759530, 8794134, 9097380, 9771260, 13191201, 14656890, 15519060, 17588268, 21985335, 26382402, 29313780, 43970670, 52764804, 65956005, 87941340, 131912010, 263824020]

約数ペア:

[(1, 263824020), (2, 131912010), (3, 87941340), (4, 65956005), (5, 52764804), (6, 43970670), (9, 29313780), (10, 26382402), (12, 21985335), (15, 17588268), (17, 15519060), (18, 14656890), (20, 13191201), (27, 9771260), (29, 9097380), (30, 8794134), (34, 7759530), (36, 7328445), (45, 5862756), (51, 5173020), (54, 4885630), (58, 4548690), (60, 4397067), (68, 3879765), (85, 3103812), (87, 3032460), (90, 2931378), (102, 2586510), (108, 2442815), (116, 2274345), (135, 1954252), (145, 1819476), (153, 1724340), (170, 1551906), (174, 1516230), (180, 1465689), (204, 1293255), (255, 1034604), (261, 1010820), (270, 977126), (290, 909738), (306, 862170), (340, 775953), (348, 758115), (435, 606492), (459, 574780), (493, 535140), (510, 517302), (522, 505410), (540, 488563), (580, 454869), (612, 431085), (765, 344868), (783, 336940), (870, 303246), (918, 287390), (986, 267570), (991, 266220), (1020, 258651), (1044, 252705), (1305, 202164), (1479, 178380), (1530, 172434), (1566, 168470), (1740, 151623), (1836, 143695), (1972, 133785), (1982, 133110), (2295, 114956), (2465, 107028), (2610, 101082), (2958, 89190), (2973, 88740), (3060, 86217), (3132, 84235), (3915, 67388), (3964, 66555), (4437, 59460), (4590, 57478), (4930, 53514), (4955, 53244), (5220, 50541), (5916, 44595), (5946, 44370), (7395, 35676), (7830, 33694), (8874, 29730), (8919, 29580), (9180, 28739), (9860, 26757), (9910, 26622), (11892, 22185), (13311, 19820), (14790, 17838), (14865, 17748), (15660, 16847)]