278315724

素因数分解:

$2^2\times 3^1\times {\mathrm{19}}^1\times {\mathrm{947}}^1\times {\mathrm{1289}}^1$

素因数の和:2262

約数の個数: 48

約数和(自身を含む): 684835200

約数和(自身を除く): 406519476

約数列:

[1, 2, 3, 4, 6, 12, 19, 38, 57, 76, 114, 228, 947, 1289, 1894, 2578, 2841, 3788, 3867, 5156, 5682, 7734, 11364, 15468, 17993, 24491, 35986, 48982, 53979, 71972, 73473, 97964, 107958, 146946, 215916, 293892, 1220683, 2441366, 3662049, 4882732, 7324098, 14648196, 23192977, 46385954, 69578931, 92771908, 139157862, 278315724]

約数ペア:

[(1, 278315724), (2, 139157862), (3, 92771908), (4, 69578931), (6, 46385954), (12, 23192977), (19, 14648196), (38, 7324098), (57, 4882732), (76, 3662049), (114, 2441366), (228, 1220683), (947, 293892), (1289, 215916), (1894, 146946), (2578, 107958), (2841, 97964), (3788, 73473), (3867, 71972), (5156, 53979), (5682, 48982), (7734, 35986), (11364, 24491), (15468, 17993)]