28219320

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{53}}^1$

素因数の和:119

約数の個数: 256

約数和(自身を含む): 104976000

約数和(自身を除く): 76756680

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 17, 18, 20, 24, 27, 29, 30, 34, 36, 40, 45, 51, 53, 54, 58, 60, 68, 72, 85, 87, 90, 102, 106, 108, 116, 120, 135, 136, 145, 153, 159, 170, 174, 180, 204, 212, 216, 232, 255, 261, 265, 270, 290, 306, 318, 340, 348, 360, 408, 424, 435, 459, 477, 493, 510, 522, 530, 540, 580, 612, 636, 680, 696, 765, 783, 795, 870, 901, 918, 954, 986, 1020, 1044, 1060, 1080, 1160, 1224, 1272, 1305, 1431, 1479, 1530, 1537, 1566, 1590, 1740, 1802, 1836, 1908, 1972, 2040, 2088, 2120, 2295, 2385, 2465, 2610, 2703, 2862, 2958, 3060, 3074, 3132, 3180, 3480, 3604, 3672, 3816, 3915, 3944, 4437, 4505, 4590, 4611, 4770, 4930, 5220, 5406, 5724, 5916, 6120, 6148, 6264, 6360, 7155, 7208, 7395, 7685, 7830, 8109, 8874, 9010, 9180, 9222, 9540, 9860, 10440, 10812, 11448, 11832, 12296, 13311, 13515, 13833, 14310, 14790, 15370, 15660, 16218, 17748, 18020, 18360, 18444, 19080, 19720, 21624, 22185, 23055, 24327, 26129, 26622, 27030, 27666, 28620, 29580, 30740, 31320, 32436, 35496, 36040, 36888, 40545, 41499, 44370, 46110, 48654, 52258, 53244, 54060, 55332, 57240, 59160, 61480, 64872, 66555, 69165, 78387, 81090, 82998, 88740, 92220, 97308, 104516, 106488, 108120, 110664, 121635, 130645, 133110, 138330, 156774, 162180, 165996, 177480, 184440, 194616, 207495, 209032, 235161, 243270, 261290, 266220, 276660, 313548, 324360, 331992, 391935, 414990, 470322, 486540, 522580, 532440, 553320, 627096, 705483, 783870, 829980, 940644, 973080, 1045160, 1175805, 1410966, 1567740, 1659960, 1881288, 2351610, 2821932, 3135480, 3527415, 4703220, 5643864, 7054830, 9406440, 14109660, 28219320]

約数ペア:

[(1, 28219320), (2, 14109660), (3, 9406440), (4, 7054830), (5, 5643864), (6, 4703220), (8, 3527415), (9, 3135480), (10, 2821932), (12, 2351610), (15, 1881288), (17, 1659960), (18, 1567740), (20, 1410966), (24, 1175805), (27, 1045160), (29, 973080), (30, 940644), (34, 829980), (36, 783870), (40, 705483), (45, 627096), (51, 553320), (53, 532440), (54, 522580), (58, 486540), (60, 470322), (68, 414990), (72, 391935), (85, 331992), (87, 324360), (90, 313548), (102, 276660), (106, 266220), (108, 261290), (116, 243270), (120, 235161), (135, 209032), (136, 207495), (145, 194616), (153, 184440), (159, 177480), (170, 165996), (174, 162180), (180, 156774), (204, 138330), (212, 133110), (216, 130645), (232, 121635), (255, 110664), (261, 108120), (265, 106488), (270, 104516), (290, 97308), (306, 92220), (318, 88740), (340, 82998), (348, 81090), (360, 78387), (408, 69165), (424, 66555), (435, 64872), (459, 61480), (477, 59160), (493, 57240), (510, 55332), (522, 54060), (530, 53244), (540, 52258), (580, 48654), (612, 46110), (636, 44370), (680, 41499), (696, 40545), (765, 36888), (783, 36040), (795, 35496), (870, 32436), (901, 31320), (918, 30740), (954, 29580), (986, 28620), (1020, 27666), (1044, 27030), (1060, 26622), (1080, 26129), (1160, 24327), (1224, 23055), (1272, 22185), (1305, 21624), (1431, 19720), (1479, 19080), (1530, 18444), (1537, 18360), (1566, 18020), (1590, 17748), (1740, 16218), (1802, 15660), (1836, 15370), (1908, 14790), (1972, 14310), (2040, 13833), (2088, 13515), (2120, 13311), (2295, 12296), (2385, 11832), (2465, 11448), (2610, 10812), (2703, 10440), (2862, 9860), (2958, 9540), (3060, 9222), (3074, 9180), (3132, 9010), (3180, 8874), (3480, 8109), (3604, 7830), (3672, 7685), (3816, 7395), (3915, 7208), (3944, 7155), (4437, 6360), (4505, 6264), (4590, 6148), (4611, 6120), (4770, 5916), (4930, 5724), (5220, 5406)]