1664756640

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{127}}^1\times {\mathrm{9103}}^1$

素因数の和:9251

約数の個数: 144

約数和(自身を含む): 5726343168

約数和(自身を除く): 4061586528

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 72, 80, 90, 96, 120, 127, 144, 160, 180, 240, 254, 288, 360, 381, 480, 508, 635, 720, 762, 1016, 1143, 1270, 1440, 1524, 1905, 2032, 2286, 2540, 3048, 3810, 4064, 4572, 5080, 5715, 6096, 7620, 9103, 9144, 10160, 11430, 12192, 15240, 18206, 18288, 20320, 22860, 27309, 30480, 36412, 36576, 45515, 45720, 54618, 60960, 72824, 81927, 91030, 91440, 109236, 136545, 145648, 163854, 182060, 182880, 218472, 273090, 291296, 327708, 364120, 409635, 436944, 546180, 655416, 728240, 819270, 873888, 1092360, 1156081, 1310832, 1456480, 1638540, 2184720, 2312162, 2621664, 3277080, 3468243, 4369440, 4624324, 5780405, 6554160, 6936486, 9248648, 10404729, 11560810, 13108320, 13872972, 17341215, 18497296, 20809458, 23121620, 27745944, 34682430, 36994592, 41618916, 46243240, 52023645, 55491888, 69364860, 83237832, 92486480, 104047290, 110983776, 138729720, 166475664, 184972960, 208094580, 277459440, 332951328, 416189160, 554918880, 832378320, 1664756640]

約数ペア:

[(1, 1664756640), (2, 832378320), (3, 554918880), (4, 416189160), (5, 332951328), (6, 277459440), (8, 208094580), (9, 184972960), (10, 166475664), (12, 138729720), (15, 110983776), (16, 104047290), (18, 92486480), (20, 83237832), (24, 69364860), (30, 55491888), (32, 52023645), (36, 46243240), (40, 41618916), (45, 36994592), (48, 34682430), (60, 27745944), (72, 23121620), (80, 20809458), (90, 18497296), (96, 17341215), (120, 13872972), (127, 13108320), (144, 11560810), (160, 10404729), (180, 9248648), (240, 6936486), (254, 6554160), (288, 5780405), (360, 4624324), (381, 4369440), (480, 3468243), (508, 3277080), (635, 2621664), (720, 2312162), (762, 2184720), (1016, 1638540), (1143, 1456480), (1270, 1310832), (1440, 1156081), (1524, 1092360), (1905, 873888), (2032, 819270), (2286, 728240), (2540, 655416), (3048, 546180), (3810, 436944), (4064, 409635), (4572, 364120), (5080, 327708), (5715, 291296), (6096, 273090), (7620, 218472), (9103, 182880), (9144, 182060), (10160, 163854), (11430, 145648), (12192, 136545), (15240, 109236), (18206, 91440), (18288, 91030), (20320, 81927), (22860, 72824), (27309, 60960), (30480, 54618), (36412, 45720), (36576, 45515)]