211256808

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{89}}^1\times {\mathrm{199}}^1$

素因数の和:375

約数の個数: 128

約数和(自身を含む): 622080000

約数和(自身を除く): 410823192

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 56, 71, 84, 89, 142, 168, 178, 199, 213, 267, 284, 356, 398, 426, 497, 534, 568, 597, 623, 712, 796, 852, 994, 1068, 1194, 1246, 1393, 1491, 1592, 1704, 1869, 1988, 2136, 2388, 2492, 2786, 2982, 3738, 3976, 4179, 4776, 4984, 5572, 5964, 6319, 7476, 8358, 11144, 11928, 12638, 14129, 14952, 16716, 17711, 18957, 25276, 28258, 33432, 35422, 37914, 42387, 44233, 50552, 53133, 56516, 70844, 75828, 84774, 88466, 98903, 106266, 113032, 123977, 132699, 141688, 151656, 169548, 176932, 197806, 212532, 247954, 265398, 296709, 339096, 353864, 371931, 395612, 425064, 495908, 530796, 593418, 743862, 791224, 991816, 1061592, 1186836, 1257481, 1487724, 2373672, 2514962, 2975448, 3772443, 5029924, 7544886, 8802367, 10059848, 15089772, 17604734, 26407101, 30179544, 35209468, 52814202, 70418936, 105628404, 211256808]

約数ペア:

[(1, 211256808), (2, 105628404), (3, 70418936), (4, 52814202), (6, 35209468), (7, 30179544), (8, 26407101), (12, 17604734), (14, 15089772), (21, 10059848), (24, 8802367), (28, 7544886), (42, 5029924), (56, 3772443), (71, 2975448), (84, 2514962), (89, 2373672), (142, 1487724), (168, 1257481), (178, 1186836), (199, 1061592), (213, 991816), (267, 791224), (284, 743862), (356, 593418), (398, 530796), (426, 495908), (497, 425064), (534, 395612), (568, 371931), (597, 353864), (623, 339096), (712, 296709), (796, 265398), (852, 247954), (994, 212532), (1068, 197806), (1194, 176932), (1246, 169548), (1393, 151656), (1491, 141688), (1592, 132699), (1704, 123977), (1869, 113032), (1988, 106266), (2136, 98903), (2388, 88466), (2492, 84774), (2786, 75828), (2982, 70844), (3738, 56516), (3976, 53133), (4179, 50552), (4776, 44233), (4984, 42387), (5572, 37914), (5964, 35422), (6319, 33432), (7476, 28258), (8358, 25276), (11144, 18957), (11928, 17711), (12638, 16716), (14129, 14952)]