285520144

素因数分解:

$2^4\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{10321}}^1$

素因数の和:10368

約数の個数: 80

約数和(自身を含む): 716759680

約数和(自身を除く): 431239536

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 19, 26, 28, 38, 52, 56, 76, 91, 104, 112, 133, 152, 182, 208, 247, 266, 304, 364, 494, 532, 728, 988, 1064, 1456, 1729, 1976, 2128, 3458, 3952, 6916, 10321, 13832, 20642, 27664, 41284, 72247, 82568, 134173, 144494, 165136, 196099, 268346, 288988, 392198, 536692, 577976, 784396, 939211, 1073384, 1155952, 1372693, 1568792, 1878422, 2146768, 2549287, 2745386, 3137584, 3756844, 5098574, 5490772, 7513688, 10197148, 10981544, 15027376, 17845009, 20394296, 21963088, 35690018, 40788592, 71380036, 142760072, 285520144]

約数ペア:

[(1, 285520144), (2, 142760072), (4, 71380036), (7, 40788592), (8, 35690018), (13, 21963088), (14, 20394296), (16, 17845009), (19, 15027376), (26, 10981544), (28, 10197148), (38, 7513688), (52, 5490772), (56, 5098574), (76, 3756844), (91, 3137584), (104, 2745386), (112, 2549287), (133, 2146768), (152, 1878422), (182, 1568792), (208, 1372693), (247, 1155952), (266, 1073384), (304, 939211), (364, 784396), (494, 577976), (532, 536692), (728, 392198), (988, 288988), (1064, 268346), (1456, 196099), (1729, 165136), (1976, 144494), (2128, 134173), (3458, 82568), (3952, 72247), (6916, 41284), (10321, 27664), (13832, 20642)]