20132738080

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{197}}^1\times {\mathrm{7019}}^1$

素因数の和:7251

約数の個数: 192

約数和(自身を含む): 58845346560

約数和(自身を除く): 38712608480

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 32, 35, 40, 52, 56, 65, 70, 80, 91, 104, 112, 130, 140, 160, 182, 197, 208, 224, 260, 280, 364, 394, 416, 455, 520, 560, 728, 788, 910, 985, 1040, 1120, 1379, 1456, 1576, 1820, 1970, 2080, 2561, 2758, 2912, 3152, 3640, 3940, 5122, 5516, 6304, 6895, 7019, 7280, 7880, 10244, 11032, 12805, 13790, 14038, 14560, 15760, 17927, 20488, 22064, 25610, 27580, 28076, 31520, 35095, 35854, 40976, 44128, 49133, 51220, 55160, 56152, 70190, 71708, 81952, 89635, 91247, 98266, 102440, 110320, 112304, 140380, 143416, 179270, 182494, 196532, 204880, 220640, 224608, 245665, 280760, 286832, 358540, 364988, 393064, 409760, 456235, 491330, 561520, 573664, 638729, 717080, 729976, 786128, 912470, 982660, 1123040, 1277458, 1382743, 1434160, 1459952, 1572256, 1824940, 1965320, 2554916, 2765486, 2868320, 2919904, 3193645, 3649880, 3930640, 5109832, 5530972, 6387290, 6913715, 7299760, 7861280, 9679201, 10219664, 11061944, 12774580, 13827430, 14599520, 17975659, 19358402, 20439328, 22123888, 25549160, 27654860, 35951318, 38716804, 44247776, 48396005, 51098320, 55309720, 71902636, 77433608, 89878295, 96792010, 102196640, 110619440, 125829613, 143805272, 154867216, 179756590, 193584020, 221238880, 251659226, 287610544, 309734432, 359513180, 387168040, 503318452, 575221088, 629148065, 719026360, 774336080, 1006636904, 1258296130, 1438052720, 1548672160, 2013273808, 2516592260, 2876105440, 4026547616, 5033184520, 10066369040, 20132738080]

約数ペア:

[(1, 20132738080), (2, 10066369040), (4, 5033184520), (5, 4026547616), (7, 2876105440), (8, 2516592260), (10, 2013273808), (13, 1548672160), (14, 1438052720), (16, 1258296130), (20, 1006636904), (26, 774336080), (28, 719026360), (32, 629148065), (35, 575221088), (40, 503318452), (52, 387168040), (56, 359513180), (65, 309734432), (70, 287610544), (80, 251659226), (91, 221238880), (104, 193584020), (112, 179756590), (130, 154867216), (140, 143805272), (160, 125829613), (182, 110619440), (197, 102196640), (208, 96792010), (224, 89878295), (260, 77433608), (280, 71902636), (364, 55309720), (394, 51098320), (416, 48396005), (455, 44247776), (520, 38716804), (560, 35951318), (728, 27654860), (788, 25549160), (910, 22123888), (985, 20439328), (1040, 19358402), (1120, 17975659), (1379, 14599520), (1456, 13827430), (1576, 12774580), (1820, 11061944), (1970, 10219664), (2080, 9679201), (2561, 7861280), (2758, 7299760), (2912, 6913715), (3152, 6387290), (3640, 5530972), (3940, 5109832), (5122, 3930640), (5516, 3649880), (6304, 3193645), (6895, 2919904), (7019, 2868320), (7280, 2765486), (7880, 2554916), (10244, 1965320), (11032, 1824940), (12805, 1572256), (13790, 1459952), (14038, 1434160), (14560, 1382743), (15760, 1277458), (17927, 1123040), (20488, 982660), (22064, 912470), (25610, 786128), (27580, 729976), (28076, 717080), (31520, 638729), (35095, 573664), (35854, 561520), (40976, 491330), (44128, 456235), (49133, 409760), (51220, 393064), (55160, 364988), (56152, 358540), (70190, 286832), (71708, 280760), (81952, 245665), (89635, 224608), (91247, 220640), (98266, 204880), (102440, 196532), (110320, 182494), (112304, 179270), (140380, 143416)]