257890392

素因数分解:

$2^3\times 3^4\times {\mathrm{149}}^1\times {\mathrm{2671}}^1$

素因数の和:2838

約数の個数: 80

約数和(自身を含む): 727452000

約数和(自身を除く): 469561608

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 54, 72, 81, 108, 149, 162, 216, 298, 324, 447, 596, 648, 894, 1192, 1341, 1788, 2671, 2682, 3576, 4023, 5342, 5364, 8013, 8046, 10684, 10728, 12069, 16026, 16092, 21368, 24039, 24138, 32052, 32184, 48078, 48276, 64104, 72117, 96156, 96552, 144234, 192312, 216351, 288468, 397979, 432702, 576936, 795958, 865404, 1193937, 1591916, 1730808, 2387874, 3183832, 3581811, 4775748, 7163622, 9551496, 10745433, 14327244, 21490866, 28654488, 32236299, 42981732, 64472598, 85963464, 128945196, 257890392]

約数ペア:

[(1, 257890392), (2, 128945196), (3, 85963464), (4, 64472598), (6, 42981732), (8, 32236299), (9, 28654488), (12, 21490866), (18, 14327244), (24, 10745433), (27, 9551496), (36, 7163622), (54, 4775748), (72, 3581811), (81, 3183832), (108, 2387874), (149, 1730808), (162, 1591916), (216, 1193937), (298, 865404), (324, 795958), (447, 576936), (596, 432702), (648, 397979), (894, 288468), (1192, 216351), (1341, 192312), (1788, 144234), (2671, 96552), (2682, 96156), (3576, 72117), (4023, 64104), (5342, 48276), (5364, 48078), (8013, 32184), (8046, 32052), (10684, 24138), (10728, 24039), (12069, 21368), (16026, 16092)]