999016960

素因数分解:

$2^9\times 5^1\times {\mathrm{19}}^2\times {\mathrm{23}}^1\times {\mathrm{47}}^1$

素因数の和:131

約数の個数: 240

約数和(自身を含む): 2694041856

約数和(自身を除く): 1695024896

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, 512, 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, 2560, 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, 9728, 10810, 11552, 11776, 12032, 12160, 13984, 14288, 14440, 14720, 15040, 16606, 16967, 17296, 17480, 17860, 20539, 21620, 23104, 24064, 24320, 27968, 28576, 28880, 29440, 30080, 33212, 33934, 34592, 34960, 35720, 41078, 41515, 43240, 46208, 48640, 55936, 57152, 57760, 58880, 60160, 66424, 67868, 69184, 69920, 71440, 82156, 83030, 84835, 86480, 92416, 102695, 111872, 114304, 115520, 120320, 132848, 135736, 138368, 139840, 142880, 164312, 166060, 169670, 172960, 184832, 205390, 223744, 228608, 231040, 265696, 271472, 276736, 279680, 285760, 328624, 332120, 339340, 345920, 390241, 410780, 457216, 462080, 531392, 542944, 553472, 559360, 571520, 657248, 664240, 678680, 691840, 780482, 821560, 924160, 1062784, 1085888, 1118720, 1143040, 1314496, 1328480, 1357360, 1383680, 1560964, 1643120, 1951205, 2125568, 2171776, 2286080, 2628992, 2656960, 2714720, 2767360, 3121928, 3286240, 3902410, 4251136, 4343552, 5257984, 5313920, 5429440, 6243856, 6572480, 7804820, 8687104, 10515968, 10627840, 10858880, 12487712, 13144960, 15609640, 21255680, 21717760, 24975424, 26289920, 31219280, 43435520, 49950848, 52579840, 62438560, 99901696, 124877120, 199803392, 249754240, 499508480, 999016960]

約数ペア:

[(1, 999016960), (2, 499508480), (4, 249754240), (5, 199803392), (8, 124877120), (10, 99901696), (16, 62438560), (19, 52579840), (20, 49950848), (23, 43435520), (32, 31219280), (38, 26289920), (40, 24975424), (46, 21717760), (47, 21255680), (64, 15609640), (76, 13144960), (80, 12487712), (92, 10858880), (94, 10627840), (95, 10515968), (115, 8687104), (128, 7804820), (152, 6572480), (160, 6243856), (184, 5429440), (188, 5313920), (190, 5257984), (230, 4343552), (235, 4251136), (256, 3902410), (304, 3286240), (320, 3121928), (361, 2767360), (368, 2714720), (376, 2656960), (380, 2628992), (437, 2286080), (460, 2171776), (470, 2125568), (512, 1951205), (608, 1643120), (640, 1560964), (722, 1383680), (736, 1357360), (752, 1328480), (760, 1314496), (874, 1143040), (893, 1118720), (920, 1085888), (940, 1062784), (1081, 924160), (1216, 821560), (1280, 780482), (1444, 691840), (1472, 678680), (1504, 664240), (1520, 657248), (1748, 571520), (1786, 559360), (1805, 553472), (1840, 542944), (1880, 531392), (2162, 462080), (2185, 457216), (2432, 410780), (2560, 390241), (2888, 345920), (2944, 339340), (3008, 332120), (3040, 328624), (3496, 285760), (3572, 279680), (3610, 276736), (3680, 271472), (3760, 265696), (4324, 231040), (4370, 228608), (4465, 223744), (4864, 205390), (5405, 184832), (5776, 172960), (5888, 169670), (6016, 166060), (6080, 164312), (6992, 142880), (7144, 139840), (7220, 138368), (7360, 135736), (7520, 132848), (8303, 120320), (8648, 115520), (8740, 114304), (8930, 111872), (9728, 102695), (10810, 92416), (11552, 86480), (11776, 84835), (12032, 83030), (12160, 82156), (13984, 71440), (14288, 69920), (14440, 69184), (14720, 67868), (15040, 66424), (16606, 60160), (16967, 58880), (17296, 57760), (17480, 57152), (17860, 55936), (20539, 48640), (21620, 46208), (23104, 43240), (24064, 41515), (24320, 41078), (27968, 35720), (28576, 34960), (28880, 34592), (29440, 33934), (30080, 33212)]