1819340640

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{97187}}^1$

素因数の和:97221

約数の個数: 144

約数和(自身を含む): 6686145648

約数和(自身を除く): 4866805008

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 18, 20, 24, 26, 30, 32, 36, 39, 40, 45, 48, 52, 60, 65, 72, 78, 80, 90, 96, 104, 117, 120, 130, 144, 156, 160, 180, 195, 208, 234, 240, 260, 288, 312, 360, 390, 416, 468, 480, 520, 585, 624, 720, 780, 936, 1040, 1170, 1248, 1440, 1560, 1872, 2080, 2340, 3120, 3744, 4680, 6240, 9360, 18720, 97187, 194374, 291561, 388748, 485935, 583122, 777496, 874683, 971870, 1166244, 1263431, 1457805, 1554992, 1749366, 1943740, 2332488, 2526862, 2915610, 3109984, 3498732, 3790293, 3887480, 4373415, 4664976, 5053724, 5831220, 6317155, 6997464, 7580586, 7774960, 8746830, 9329952, 10107448, 11370879, 11662440, 12634310, 13994928, 15161172, 15549920, 17493660, 18951465, 20214896, 22741758, 23324880, 25268620, 27989856, 30322344, 34987320, 37902930, 40429792, 45483516, 46649760, 50537240, 56854395, 60644688, 69974640, 75805860, 90967032, 101074480, 113708790, 121289376, 139949280, 151611720, 181934064, 202148960, 227417580, 303223440, 363868128, 454835160, 606446880, 909670320, 1819340640]

約数ペア:

[(1, 1819340640), (2, 909670320), (3, 606446880), (4, 454835160), (5, 363868128), (6, 303223440), (8, 227417580), (9, 202148960), (10, 181934064), (12, 151611720), (13, 139949280), (15, 121289376), (16, 113708790), (18, 101074480), (20, 90967032), (24, 75805860), (26, 69974640), (30, 60644688), (32, 56854395), (36, 50537240), (39, 46649760), (40, 45483516), (45, 40429792), (48, 37902930), (52, 34987320), (60, 30322344), (65, 27989856), (72, 25268620), (78, 23324880), (80, 22741758), (90, 20214896), (96, 18951465), (104, 17493660), (117, 15549920), (120, 15161172), (130, 13994928), (144, 12634310), (156, 11662440), (160, 11370879), (180, 10107448), (195, 9329952), (208, 8746830), (234, 7774960), (240, 7580586), (260, 6997464), (288, 6317155), (312, 5831220), (360, 5053724), (390, 4664976), (416, 4373415), (468, 3887480), (480, 3790293), (520, 3498732), (585, 3109984), (624, 2915610), (720, 2526862), (780, 2332488), (936, 1943740), (1040, 1749366), (1170, 1554992), (1248, 1457805), (1440, 1263431), (1560, 1166244), (1872, 971870), (2080, 874683), (2340, 777496), (3120, 583122), (3744, 485935), (4680, 388748), (6240, 291561), (9360, 194374), (18720, 97187)]