161865840

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{97}}^1\times {\mathrm{409}}^1$

素因数の和:539

約数の個数: 160

約数和(自身を含む): 538090560

約数和(自身を除く): 376224720

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 17, 20, 24, 30, 34, 40, 48, 51, 60, 68, 80, 85, 97, 102, 120, 136, 170, 194, 204, 240, 255, 272, 291, 340, 388, 408, 409, 485, 510, 582, 680, 776, 816, 818, 970, 1020, 1164, 1227, 1360, 1455, 1552, 1636, 1649, 1940, 2040, 2045, 2328, 2454, 2910, 3272, 3298, 3880, 4080, 4090, 4656, 4908, 4947, 5820, 6135, 6544, 6596, 6953, 7760, 8180, 8245, 9816, 9894, 11640, 12270, 13192, 13906, 16360, 16490, 19632, 19788, 20859, 23280, 24540, 24735, 26384, 27812, 32720, 32980, 34765, 39576, 39673, 41718, 49080, 49470, 55624, 65960, 69530, 79152, 79346, 83436, 98160, 98940, 104295, 111248, 119019, 131920, 139060, 158692, 166872, 197880, 198365, 208590, 238038, 278120, 317384, 333744, 395760, 396730, 417180, 476076, 556240, 595095, 634768, 674441, 793460, 834360, 952152, 1190190, 1348882, 1586920, 1668720, 1904304, 2023323, 2380380, 2697764, 3173840, 3372205, 4046646, 4760760, 5395528, 6744410, 8093292, 9521520, 10116615, 10791056, 13488820, 16186584, 20233230, 26977640, 32373168, 40466460, 53955280, 80932920, 161865840]

約数ペア:

[(1, 161865840), (2, 80932920), (3, 53955280), (4, 40466460), (5, 32373168), (6, 26977640), (8, 20233230), (10, 16186584), (12, 13488820), (15, 10791056), (16, 10116615), (17, 9521520), (20, 8093292), (24, 6744410), (30, 5395528), (34, 4760760), (40, 4046646), (48, 3372205), (51, 3173840), (60, 2697764), (68, 2380380), (80, 2023323), (85, 1904304), (97, 1668720), (102, 1586920), (120, 1348882), (136, 1190190), (170, 952152), (194, 834360), (204, 793460), (240, 674441), (255, 634768), (272, 595095), (291, 556240), (340, 476076), (388, 417180), (408, 396730), (409, 395760), (485, 333744), (510, 317384), (582, 278120), (680, 238038), (776, 208590), (816, 198365), (818, 197880), (970, 166872), (1020, 158692), (1164, 139060), (1227, 131920), (1360, 119019), (1455, 111248), (1552, 104295), (1636, 98940), (1649, 98160), (1940, 83436), (2040, 79346), (2045, 79152), (2328, 69530), (2454, 65960), (2910, 55624), (3272, 49470), (3298, 49080), (3880, 41718), (4080, 39673), (4090, 39576), (4656, 34765), (4908, 32980), (4947, 32720), (5820, 27812), (6135, 26384), (6544, 24735), (6596, 24540), (6953, 23280), (7760, 20859), (8180, 19788), (8245, 19632), (9816, 16490), (9894, 16360), (11640, 13906), (12270, 13192)]