641314440

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{13}}^2\times {\mathrm{83}}^1\times {\mathrm{127}}^1$

素因数の和:253

約数の個数: 288

約数和(自身を含む): 2302110720

約数和(自身を除く): 1660796280

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 18, 20, 24, 26, 30, 36, 39, 40, 45, 52, 60, 65, 72, 78, 83, 90, 104, 117, 120, 127, 130, 156, 166, 169, 180, 195, 234, 249, 254, 260, 312, 332, 338, 360, 381, 390, 415, 468, 498, 507, 508, 520, 585, 635, 664, 676, 747, 762, 780, 830, 845, 936, 996, 1014, 1016, 1079, 1143, 1170, 1245, 1270, 1352, 1494, 1521, 1524, 1560, 1651, 1660, 1690, 1905, 1992, 2028, 2158, 2286, 2340, 2490, 2535, 2540, 2988, 3042, 3048, 3237, 3302, 3320, 3380, 3735, 3810, 4056, 4316, 4572, 4680, 4953, 4980, 5070, 5080, 5395, 5715, 5976, 6084, 6474, 6604, 6760, 7470, 7605, 7620, 8255, 8632, 9144, 9711, 9906, 9960, 10140, 10541, 10790, 11430, 12168, 12948, 13208, 14027, 14859, 14940, 15210, 15240, 16185, 16510, 19422, 19812, 20280, 21082, 21463, 21580, 22860, 24765, 25896, 28054, 29718, 29880, 30420, 31623, 32370, 33020, 38844, 39624, 42081, 42164, 42926, 43160, 45720, 48555, 49530, 52705, 56108, 59436, 60840, 63246, 64389, 64740, 66040, 70135, 74295, 77688, 84162, 84328, 85852, 94869, 97110, 99060, 105410, 107315, 112216, 118872, 126243, 126492, 128778, 129480, 137033, 140270, 148590, 158115, 168324, 171704, 189738, 193167, 194220, 198120, 210405, 210820, 214630, 252486, 252984, 257556, 274066, 280540, 297180, 316230, 321945, 336648, 379476, 386334, 388440, 411099, 420810, 421640, 429260, 474345, 504972, 515112, 548132, 561080, 594360, 631215, 632460, 643890, 685165, 758952, 772668, 822198, 841620, 858520, 948690, 965835, 1009944, 1096264, 1233297, 1262430, 1264920, 1287780, 1370330, 1545336, 1644396, 1683240, 1781429, 1897380, 1931670, 2055495, 2466594, 2524860, 2575560, 2740660, 3288792, 3562858, 3794760, 3863340, 4110990, 4933188, 5049720, 5344287, 5481320, 6166485, 7125716, 7726680, 8221980, 8907145, 9866376, 10688574, 12332970, 14251432, 16032861, 16443960, 17814290, 21377148, 24665940, 26721435, 32065722, 35628580, 42754296, 49331880, 53442870, 64131444, 71257160, 80164305, 106885740, 128262888, 160328610, 213771480, 320657220, 641314440]

約数ペア:

[(1, 641314440), (2, 320657220), (3, 213771480), (4, 160328610), (5, 128262888), (6, 106885740), (8, 80164305), (9, 71257160), (10, 64131444), (12, 53442870), (13, 49331880), (15, 42754296), (18, 35628580), (20, 32065722), (24, 26721435), (26, 24665940), (30, 21377148), (36, 17814290), (39, 16443960), (40, 16032861), (45, 14251432), (52, 12332970), (60, 10688574), (65, 9866376), (72, 8907145), (78, 8221980), (83, 7726680), (90, 7125716), (104, 6166485), (117, 5481320), (120, 5344287), (127, 5049720), (130, 4933188), (156, 4110990), (166, 3863340), (169, 3794760), (180, 3562858), (195, 3288792), (234, 2740660), (249, 2575560), (254, 2524860), (260, 2466594), (312, 2055495), (332, 1931670), (338, 1897380), (360, 1781429), (381, 1683240), (390, 1644396), (415, 1545336), (468, 1370330), (498, 1287780), (507, 1264920), (508, 1262430), (520, 1233297), (585, 1096264), (635, 1009944), (664, 965835), (676, 948690), (747, 858520), (762, 841620), (780, 822198), (830, 772668), (845, 758952), (936, 685165), (996, 643890), (1014, 632460), (1016, 631215), (1079, 594360), (1143, 561080), (1170, 548132), (1245, 515112), (1270, 504972), (1352, 474345), (1494, 429260), (1521, 421640), (1524, 420810), (1560, 411099), (1651, 388440), (1660, 386334), (1690, 379476), (1905, 336648), (1992, 321945), (2028, 316230), (2158, 297180), (2286, 280540), (2340, 274066), (2490, 257556), (2535, 252984), (2540, 252486), (2988, 214630), (3042, 210820), (3048, 210405), (3237, 198120), (3302, 194220), (3320, 193167), (3380, 189738), (3735, 171704), (3810, 168324), (4056, 158115), (4316, 148590), (4572, 140270), (4680, 137033), (4953, 129480), (4980, 128778), (5070, 126492), (5080, 126243), (5395, 118872), (5715, 112216), (5976, 107315), (6084, 105410), (6474, 99060), (6604, 97110), (6760, 94869), (7470, 85852), (7605, 84328), (7620, 84162), (8255, 77688), (8632, 74295), (9144, 70135), (9711, 66040), (9906, 64740), (9960, 64389), (10140, 63246), (10541, 60840), (10790, 59436), (11430, 56108), (12168, 52705), (12948, 49530), (13208, 48555), (14027, 45720), (14859, 43160), (14940, 42926), (15210, 42164), (15240, 42081), (16185, 39624), (16510, 38844), (19422, 33020), (19812, 32370), (20280, 31623), (21082, 30420), (21463, 29880), (21580, 29718), (22860, 28054), (24765, 25896)]