288540308

素因数分解:

$2^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{7639}}^1$

素因数の和:7740

約数の個数: 48

約数和(自身を含む): 616089600

約数和(自身を除く): 327549292

約数列:

[1, 2, 4, 7, 14, 19, 28, 38, 71, 76, 133, 142, 266, 284, 497, 532, 994, 1349, 1988, 2698, 5396, 7639, 9443, 15278, 18886, 30556, 37772, 53473, 106946, 145141, 213892, 290282, 542369, 580564, 1015987, 1084738, 2031974, 2169476, 3796583, 4063948, 7593166, 10305011, 15186332, 20610022, 41220044, 72135077, 144270154, 288540308]

約数ペア:

[(1, 288540308), (2, 144270154), (4, 72135077), (7, 41220044), (14, 20610022), (19, 15186332), (28, 10305011), (38, 7593166), (71, 4063948), (76, 3796583), (133, 2169476), (142, 2031974), (266, 1084738), (284, 1015987), (497, 580564), (532, 542369), (994, 290282), (1349, 213892), (1988, 145141), (2698, 106946), (5396, 53473), (7639, 37772), (9443, 30556), (15278, 18886)]