287888256

素因数分解:

$2^7\times 3^4\times {\mathrm{27767}}^1$

素因数の和:27793

約数の個数: 80

約数和(自身を含む): 856781640

約数和(自身を除く): 568893384

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 32, 36, 48, 54, 64, 72, 81, 96, 108, 128, 144, 162, 192, 216, 288, 324, 384, 432, 576, 648, 864, 1152, 1296, 1728, 2592, 3456, 5184, 10368, 27767, 55534, 83301, 111068, 166602, 222136, 249903, 333204, 444272, 499806, 666408, 749709, 888544, 999612, 1332816, 1499418, 1777088, 1999224, 2249127, 2665632, 2998836, 3554176, 3998448, 4498254, 5331264, 5997672, 7996896, 8996508, 10662528, 11995344, 15993792, 17993016, 23990688, 31987584, 35986032, 47981376, 71972064, 95962752, 143944128, 287888256]

約数ペア:

[(1, 287888256), (2, 143944128), (3, 95962752), (4, 71972064), (6, 47981376), (8, 35986032), (9, 31987584), (12, 23990688), (16, 17993016), (18, 15993792), (24, 11995344), (27, 10662528), (32, 8996508), (36, 7996896), (48, 5997672), (54, 5331264), (64, 4498254), (72, 3998448), (81, 3554176), (96, 2998836), (108, 2665632), (128, 2249127), (144, 1999224), (162, 1777088), (192, 1499418), (216, 1332816), (288, 999612), (324, 888544), (384, 749709), (432, 666408), (576, 499806), (648, 444272), (864, 333204), (1152, 249903), (1296, 222136), (1728, 166602), (2592, 111068), (3456, 83301), (5184, 55534), (10368, 27767)]