204030855

素因数分解:

$3^2\times 5^1\times 7^2\times {\mathrm{17}}^1\times {\mathrm{5443}}^1$

素因数の和:5485

約数の個数: 72

約数和(自身を含む): 435672432

約数和(自身を除く): 231641577

約数列:

[1, 3, 5, 7, 9, 15, 17, 21, 35, 45, 49, 51, 63, 85, 105, 119, 147, 153, 245, 255, 315, 357, 441, 595, 735, 765, 833, 1071, 1785, 2205, 2499, 4165, 5355, 5443, 7497, 12495, 16329, 27215, 37485, 38101, 48987, 81645, 92531, 114303, 190505, 244935, 266707, 277593, 342909, 462655, 571515, 647717, 800121, 832779, 1333535, 1387965, 1714545, 1943151, 2400363, 3238585, 4000605, 4163895, 4534019, 5829453, 9715755, 12001815, 13602057, 22670095, 29147265, 40806171, 68010285, 204030855]

約数ペア:

[(1, 204030855), (3, 68010285), (5, 40806171), (7, 29147265), (9, 22670095), (15, 13602057), (17, 12001815), (21, 9715755), (35, 5829453), (45, 4534019), (49, 4163895), (51, 4000605), (63, 3238585), (85, 2400363), (105, 1943151), (119, 1714545), (147, 1387965), (153, 1333535), (245, 832779), (255, 800121), (315, 647717), (357, 571515), (441, 462655), (595, 342909), (735, 277593), (765, 266707), (833, 244935), (1071, 190505), (1785, 114303), (2205, 92531), (2499, 81645), (4165, 48987), (5355, 38101), (5443, 37485), (7497, 27215), (12495, 16329)]