201664890

素因数分解:

$2^1\times 3^4\times 5^1\times 7^2\times {\mathrm{5081}}^1$

素因数の和:5114

約数の個数: 120

約数和(自身を含む): 630909972

約数和(自身を除く): 429245082

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 27, 30, 35, 42, 45, 49, 54, 63, 70, 81, 90, 98, 105, 126, 135, 147, 162, 189, 210, 245, 270, 294, 315, 378, 405, 441, 490, 567, 630, 735, 810, 882, 945, 1134, 1323, 1470, 1890, 2205, 2646, 2835, 3969, 4410, 5081, 5670, 6615, 7938, 10162, 13230, 15243, 19845, 25405, 30486, 35567, 39690, 45729, 50810, 71134, 76215, 91458, 106701, 137187, 152430, 177835, 213402, 228645, 248969, 274374, 320103, 355670, 411561, 457290, 497938, 533505, 640206, 685935, 746907, 823122, 960309, 1067010, 1244845, 1371870, 1493814, 1600515, 1920618, 2057805, 2240721, 2489690, 2880927, 3201030, 3734535, 4115610, 4481442, 4801545, 5761854, 6722163, 7469070, 9603090, 11203605, 13444326, 14404635, 20166489, 22407210, 28809270, 33610815, 40332978, 67221630, 100832445, 201664890]

約数ペア:

[(1, 201664890), (2, 100832445), (3, 67221630), (5, 40332978), (6, 33610815), (7, 28809270), (9, 22407210), (10, 20166489), (14, 14404635), (15, 13444326), (18, 11203605), (21, 9603090), (27, 7469070), (30, 6722163), (35, 5761854), (42, 4801545), (45, 4481442), (49, 4115610), (54, 3734535), (63, 3201030), (70, 2880927), (81, 2489690), (90, 2240721), (98, 2057805), (105, 1920618), (126, 1600515), (135, 1493814), (147, 1371870), (162, 1244845), (189, 1067010), (210, 960309), (245, 823122), (270, 746907), (294, 685935), (315, 640206), (378, 533505), (405, 497938), (441, 457290), (490, 411561), (567, 355670), (630, 320103), (735, 274374), (810, 248969), (882, 228645), (945, 213402), (1134, 177835), (1323, 152430), (1470, 137187), (1890, 106701), (2205, 91458), (2646, 76215), (2835, 71134), (3969, 50810), (4410, 45729), (5081, 39690), (5670, 35567), (6615, 30486), (7938, 25405), (10162, 19845), (13230, 15243)]