491729760

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{379}}^1$

素因数の和:470

約数の個数: 288

約数和(自身を含む): 1815035040

約数和(自身を除く): 1323305280

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 17, 18, 20, 24, 30, 32, 34, 36, 40, 45, 48, 51, 53, 60, 68, 72, 80, 85, 90, 96, 102, 106, 120, 136, 144, 153, 159, 160, 170, 180, 204, 212, 240, 255, 265, 272, 288, 306, 318, 340, 360, 379, 408, 424, 477, 480, 510, 530, 544, 612, 636, 680, 720, 758, 765, 795, 816, 848, 901, 954, 1020, 1060, 1137, 1224, 1272, 1360, 1440, 1516, 1530, 1590, 1632, 1696, 1802, 1895, 1908, 2040, 2120, 2274, 2385, 2448, 2544, 2703, 2720, 3032, 3060, 3180, 3411, 3604, 3790, 3816, 4080, 4240, 4505, 4548, 4770, 4896, 5088, 5406, 5685, 6064, 6120, 6360, 6443, 6822, 7208, 7580, 7632, 8109, 8160, 8480, 9010, 9096, 9540, 10812, 11370, 12128, 12240, 12720, 12886, 13515, 13644, 14416, 15160, 15264, 16218, 17055, 18020, 18192, 19080, 19329, 20087, 21624, 22740, 24480, 25440, 25772, 27030, 27288, 28832, 30320, 32215, 32436, 34110, 36040, 36384, 38160, 38658, 40174, 40545, 43248, 45480, 51544, 54060, 54576, 57987, 60261, 60640, 64430, 64872, 68220, 72080, 76320, 77316, 80348, 81090, 86496, 90960, 96645, 100435, 103088, 108120, 109152, 115974, 120522, 128860, 129744, 136440, 144160, 154632, 160696, 162180, 180783, 181920, 193290, 200870, 206176, 216240, 231948, 241044, 257720, 259488, 272880, 289935, 301305, 309264, 321392, 324360, 341479, 361566, 386580, 401740, 432480, 463896, 482088, 515440, 545760, 579870, 602610, 618528, 642784, 648720, 682958, 723132, 773160, 803480, 903915, 927792, 964176, 1024437, 1030880, 1159740, 1205220, 1297440, 1365916, 1446264, 1546320, 1606960, 1707395, 1807830, 1855584, 1928352, 2048874, 2319480, 2410440, 2731832, 2892528, 3073311, 3092640, 3213920, 3414790, 3615660, 4097748, 4638960, 4820880, 5122185, 5463664, 5785056, 6146622, 6829580, 7231320, 8195496, 9277920, 9641760, 10244370, 10927328, 12293244, 13659160, 14462640, 15366555, 16390992, 20488740, 24586488, 27318320, 28925280, 30733110, 32781984, 40977480, 49172976, 54636640, 61466220, 81954960, 98345952, 122932440, 163909920, 245864880, 491729760]

約数ペア:

[(1, 491729760), (2, 245864880), (3, 163909920), (4, 122932440), (5, 98345952), (6, 81954960), (8, 61466220), (9, 54636640), (10, 49172976), (12, 40977480), (15, 32781984), (16, 30733110), (17, 28925280), (18, 27318320), (20, 24586488), (24, 20488740), (30, 16390992), (32, 15366555), (34, 14462640), (36, 13659160), (40, 12293244), (45, 10927328), (48, 10244370), (51, 9641760), (53, 9277920), (60, 8195496), (68, 7231320), (72, 6829580), (80, 6146622), (85, 5785056), (90, 5463664), (96, 5122185), (102, 4820880), (106, 4638960), (120, 4097748), (136, 3615660), (144, 3414790), (153, 3213920), (159, 3092640), (160, 3073311), (170, 2892528), (180, 2731832), (204, 2410440), (212, 2319480), (240, 2048874), (255, 1928352), (265, 1855584), (272, 1807830), (288, 1707395), (306, 1606960), (318, 1546320), (340, 1446264), (360, 1365916), (379, 1297440), (408, 1205220), (424, 1159740), (477, 1030880), (480, 1024437), (510, 964176), (530, 927792), (544, 903915), (612, 803480), (636, 773160), (680, 723132), (720, 682958), (758, 648720), (765, 642784), (795, 618528), (816, 602610), (848, 579870), (901, 545760), (954, 515440), (1020, 482088), (1060, 463896), (1137, 432480), (1224, 401740), (1272, 386580), (1360, 361566), (1440, 341479), (1516, 324360), (1530, 321392), (1590, 309264), (1632, 301305), (1696, 289935), (1802, 272880), (1895, 259488), (1908, 257720), (2040, 241044), (2120, 231948), (2274, 216240), (2385, 206176), (2448, 200870), (2544, 193290), (2703, 181920), (2720, 180783), (3032, 162180), (3060, 160696), (3180, 154632), (3411, 144160), (3604, 136440), (3790, 129744), (3816, 128860), (4080, 120522), (4240, 115974), (4505, 109152), (4548, 108120), (4770, 103088), (4896, 100435), (5088, 96645), (5406, 90960), (5685, 86496), (6064, 81090), (6120, 80348), (6360, 77316), (6443, 76320), (6822, 72080), (7208, 68220), (7580, 64872), (7632, 64430), (8109, 60640), (8160, 60261), (8480, 57987), (9010, 54576), (9096, 54060), (9540, 51544), (10812, 45480), (11370, 43248), (12128, 40545), (12240, 40174), (12720, 38658), (12886, 38160), (13515, 36384), (13644, 36040), (14416, 34110), (15160, 32436), (15264, 32215), (16218, 30320), (17055, 28832), (18020, 27288), (18192, 27030), (19080, 25772), (19329, 25440), (20087, 24480), (21624, 22740)]