499508480

素因数分解:

$2^8\times 5^1\times {\mathrm{19}}^2\times {\mathrm{23}}^1\times {\mathrm{47}}^1$

素因数の和:129

約数の個数: 216

約数和(自身を含む): 1345704192

約数和(自身を除く): 846195712

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 23, 32, 38, 40, 46, 47, 64, 76, 80, 92, 94, 95, 115, 128, 152, 160, 184, 188, 190, 230, 235, 256, 304, 320, 361, 368, 376, 380, 437, 460, 470, 608, 640, 722, 736, 752, 760, 874, 893, 920, 940, 1081, 1216, 1280, 1444, 1472, 1504, 1520, 1748, 1786, 1805, 1840, 1880, 2162, 2185, 2432, 2888, 2944, 3008, 3040, 3496, 3572, 3610, 3680, 3760, 4324, 4370, 4465, 4864, 5405, 5776, 5888, 6016, 6080, 6992, 7144, 7220, 7360, 7520, 8303, 8648, 8740, 8930, 10810, 11552, 12032, 12160, 13984, 14288, 14440, 14720, 15040, 16606, 16967, 17296, 17480, 17860, 20539, 21620, 23104, 24320, 27968, 28576, 28880, 29440, 30080, 33212, 33934, 34592, 34960, 35720, 41078, 41515, 43240, 46208, 55936, 57152, 57760, 60160, 66424, 67868, 69184, 69920, 71440, 82156, 83030, 84835, 86480, 92416, 102695, 111872, 114304, 115520, 132848, 135736, 138368, 139840, 142880, 164312, 166060, 169670, 172960, 205390, 228608, 231040, 265696, 271472, 276736, 279680, 285760, 328624, 332120, 339340, 345920, 390241, 410780, 462080, 531392, 542944, 559360, 571520, 657248, 664240, 678680, 691840, 780482, 821560, 1062784, 1085888, 1143040, 1314496, 1328480, 1357360, 1383680, 1560964, 1643120, 1951205, 2125568, 2171776, 2628992, 2656960, 2714720, 3121928, 3286240, 3902410, 4343552, 5257984, 5313920, 5429440, 6243856, 6572480, 7804820, 10627840, 10858880, 12487712, 13144960, 15609640, 21717760, 24975424, 26289920, 31219280, 49950848, 62438560, 99901696, 124877120, 249754240, 499508480]

約数ペア:

[(1, 499508480), (2, 249754240), (4, 124877120), (5, 99901696), (8, 62438560), (10, 49950848), (16, 31219280), (19, 26289920), (20, 24975424), (23, 21717760), (32, 15609640), (38, 13144960), (40, 12487712), (46, 10858880), (47, 10627840), (64, 7804820), (76, 6572480), (80, 6243856), (92, 5429440), (94, 5313920), (95, 5257984), (115, 4343552), (128, 3902410), (152, 3286240), (160, 3121928), (184, 2714720), (188, 2656960), (190, 2628992), (230, 2171776), (235, 2125568), (256, 1951205), (304, 1643120), (320, 1560964), (361, 1383680), (368, 1357360), (376, 1328480), (380, 1314496), (437, 1143040), (460, 1085888), (470, 1062784), (608, 821560), (640, 780482), (722, 691840), (736, 678680), (752, 664240), (760, 657248), (874, 571520), (893, 559360), (920, 542944), (940, 531392), (1081, 462080), (1216, 410780), (1280, 390241), (1444, 345920), (1472, 339340), (1504, 332120), (1520, 328624), (1748, 285760), (1786, 279680), (1805, 276736), (1840, 271472), (1880, 265696), (2162, 231040), (2185, 228608), (2432, 205390), (2888, 172960), (2944, 169670), (3008, 166060), (3040, 164312), (3496, 142880), (3572, 139840), (3610, 138368), (3680, 135736), (3760, 132848), (4324, 115520), (4370, 114304), (4465, 111872), (4864, 102695), (5405, 92416), (5776, 86480), (5888, 84835), (6016, 83030), (6080, 82156), (6992, 71440), (7144, 69920), (7220, 69184), (7360, 67868), (7520, 66424), (8303, 60160), (8648, 57760), (8740, 57152), (8930, 55936), (10810, 46208), (11552, 43240), (12032, 41515), (12160, 41078), (13984, 35720), (14288, 34960), (14440, 34592), (14720, 33934), (15040, 33212), (16606, 30080), (16967, 29440), (17296, 28880), (17480, 28576), (17860, 27968), (20539, 24320), (21620, 23104)]