428988960

素因数分解:

$2^5\times 3^4\times 5^1\times {\mathrm{79}}^1\times {\mathrm{419}}^1$

素因数の和:525

約数の個数: 240

約数和(自身を含む): 1536796800

約数和(自身を除く): 1107807840

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 32, 36, 40, 45, 48, 54, 60, 72, 79, 80, 81, 90, 96, 108, 120, 135, 144, 158, 160, 162, 180, 216, 237, 240, 270, 288, 316, 324, 360, 395, 405, 419, 432, 474, 480, 540, 632, 648, 711, 720, 790, 810, 838, 864, 948, 1080, 1185, 1257, 1264, 1296, 1422, 1440, 1580, 1620, 1676, 1896, 2095, 2133, 2160, 2370, 2514, 2528, 2592, 2844, 3160, 3240, 3352, 3555, 3771, 3792, 4190, 4266, 4320, 4740, 5028, 5688, 6285, 6320, 6399, 6480, 6704, 7110, 7542, 7584, 8380, 8532, 9480, 10056, 10665, 11313, 11376, 12570, 12640, 12798, 12960, 13408, 14220, 15084, 16760, 17064, 18855, 18960, 20112, 21330, 22626, 22752, 25140, 25596, 28440, 30168, 31995, 33101, 33520, 33939, 34128, 37710, 37920, 40224, 42660, 45252, 50280, 51192, 56565, 56880, 60336, 63990, 66202, 67040, 67878, 68256, 75420, 85320, 90504, 99303, 100560, 102384, 113130, 113760, 120672, 127980, 132404, 135756, 150840, 165505, 169695, 170640, 181008, 198606, 201120, 204768, 226260, 255960, 264808, 271512, 297909, 301680, 331010, 339390, 341280, 362016, 397212, 452520, 496515, 511920, 529616, 543024, 595818, 603360, 662020, 678780, 794424, 893727, 905040, 993030, 1023840, 1059232, 1086048, 1191636, 1324040, 1357560, 1489545, 1588848, 1787454, 1810080, 1986060, 2383272, 2648080, 2681181, 2715120, 2979090, 3177696, 3574908, 3972120, 4468635, 4766544, 5296160, 5362362, 5430240, 5958180, 7149816, 7944240, 8937270, 9533088, 10724724, 11916360, 13405905, 14299632, 15888480, 17874540, 21449448, 23832720, 26811810, 28599264, 35749080, 42898896, 47665440, 53623620, 71498160, 85797792, 107247240, 142996320, 214494480, 428988960]

約数ペア:

[(1, 428988960), (2, 214494480), (3, 142996320), (4, 107247240), (5, 85797792), (6, 71498160), (8, 53623620), (9, 47665440), (10, 42898896), (12, 35749080), (15, 28599264), (16, 26811810), (18, 23832720), (20, 21449448), (24, 17874540), (27, 15888480), (30, 14299632), (32, 13405905), (36, 11916360), (40, 10724724), (45, 9533088), (48, 8937270), (54, 7944240), (60, 7149816), (72, 5958180), (79, 5430240), (80, 5362362), (81, 5296160), (90, 4766544), (96, 4468635), (108, 3972120), (120, 3574908), (135, 3177696), (144, 2979090), (158, 2715120), (160, 2681181), (162, 2648080), (180, 2383272), (216, 1986060), (237, 1810080), (240, 1787454), (270, 1588848), (288, 1489545), (316, 1357560), (324, 1324040), (360, 1191636), (395, 1086048), (405, 1059232), (419, 1023840), (432, 993030), (474, 905040), (480, 893727), (540, 794424), (632, 678780), (648, 662020), (711, 603360), (720, 595818), (790, 543024), (810, 529616), (838, 511920), (864, 496515), (948, 452520), (1080, 397212), (1185, 362016), (1257, 341280), (1264, 339390), (1296, 331010), (1422, 301680), (1440, 297909), (1580, 271512), (1620, 264808), (1676, 255960), (1896, 226260), (2095, 204768), (2133, 201120), (2160, 198606), (2370, 181008), (2514, 170640), (2528, 169695), (2592, 165505), (2844, 150840), (3160, 135756), (3240, 132404), (3352, 127980), (3555, 120672), (3771, 113760), (3792, 113130), (4190, 102384), (4266, 100560), (4320, 99303), (4740, 90504), (5028, 85320), (5688, 75420), (6285, 68256), (6320, 67878), (6399, 67040), (6480, 66202), (6704, 63990), (7110, 60336), (7542, 56880), (7584, 56565), (8380, 51192), (8532, 50280), (9480, 45252), (10056, 42660), (10665, 40224), (11313, 37920), (11376, 37710), (12570, 34128), (12640, 33939), (12798, 33520), (12960, 33101), (13408, 31995), (14220, 30168), (15084, 28440), (16760, 25596), (17064, 25140), (18855, 22752), (18960, 22626), (20112, 21330)]