266679068

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{239}}^1\times {\mathrm{269}}^1$

素因数の和:590

約数の個数: 48

約数和(自身を含む): 506217600

約数和(自身を除く): 239538532

約数列:

[1, 2, 4, 17, 34, 61, 68, 122, 239, 244, 269, 478, 538, 956, 1037, 1076, 2074, 4063, 4148, 4573, 8126, 9146, 14579, 16252, 16409, 18292, 29158, 32818, 58316, 64291, 65636, 128582, 247843, 257164, 278953, 495686, 557906, 991372, 1092947, 1115812, 2185894, 3921751, 4371788, 7843502, 15687004, 66669767, 133339534, 266679068]

約数ペア:

[(1, 266679068), (2, 133339534), (4, 66669767), (17, 15687004), (34, 7843502), (61, 4371788), (68, 3921751), (122, 2185894), (239, 1115812), (244, 1092947), (269, 991372), (478, 557906), (538, 495686), (956, 278953), (1037, 257164), (1076, 247843), (2074, 128582), (4063, 65636), (4148, 64291), (4573, 58316), (8126, 32818), (9146, 29158), (14579, 18292), (16252, 16409)]