2018215920

素因数分解:

$2^4\times 3^1\times 5^1\times 7^2\times {\mathrm{171617}}^1$

素因数の和:171647

約数の個数: 120

約数和(自身を含む): 7277976144

約数和(自身を除く): 5259760224

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 49, 56, 60, 70, 80, 84, 98, 105, 112, 120, 140, 147, 168, 196, 210, 240, 245, 280, 294, 336, 392, 420, 490, 560, 588, 735, 784, 840, 980, 1176, 1470, 1680, 1960, 2352, 2940, 3920, 5880, 11760, 171617, 343234, 514851, 686468, 858085, 1029702, 1201319, 1372936, 1716170, 2059404, 2402638, 2574255, 2745872, 3432340, 3603957, 4118808, 4805276, 5148510, 6006595, 6864680, 7207914, 8237616, 8409233, 9610552, 10297020, 12013190, 13729360, 14415828, 16818466, 18019785, 19221104, 20594040, 24026380, 25227699, 28831656, 33636932, 36039570, 41188080, 42046165, 48052760, 50455398, 57663312, 67273864, 72079140, 84092330, 96105520, 100910796, 126138495, 134547728, 144158280, 168184660, 201821592, 252276990, 288316560, 336369320, 403643184, 504553980, 672738640, 1009107960, 2018215920]

約数ペア:

[(1, 2018215920), (2, 1009107960), (3, 672738640), (4, 504553980), (5, 403643184), (6, 336369320), (7, 288316560), (8, 252276990), (10, 201821592), (12, 168184660), (14, 144158280), (15, 134547728), (16, 126138495), (20, 100910796), (21, 96105520), (24, 84092330), (28, 72079140), (30, 67273864), (35, 57663312), (40, 50455398), (42, 48052760), (48, 42046165), (49, 41188080), (56, 36039570), (60, 33636932), (70, 28831656), (80, 25227699), (84, 24026380), (98, 20594040), (105, 19221104), (112, 18019785), (120, 16818466), (140, 14415828), (147, 13729360), (168, 12013190), (196, 10297020), (210, 9610552), (240, 8409233), (245, 8237616), (280, 7207914), (294, 6864680), (336, 6006595), (392, 5148510), (420, 4805276), (490, 4118808), (560, 3603957), (588, 3432340), (735, 2745872), (784, 2574255), (840, 2402638), (980, 2059404), (1176, 1716170), (1470, 1372936), (1680, 1201319), (1960, 1029702), (2352, 858085), (2940, 686468), (3920, 514851), (5880, 343234), (11760, 171617)]