747216496

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{2663}}^1$

素因数の和:2774

約数の個数: 80

約数和(自身を含む): 1664893440

約数和(自身を除く): 917676944

約数列:

[1, 2, 4, 8, 13, 16, 19, 26, 38, 52, 71, 76, 104, 142, 152, 208, 247, 284, 304, 494, 568, 923, 988, 1136, 1349, 1846, 1976, 2663, 2698, 3692, 3952, 5326, 5396, 7384, 10652, 10792, 14768, 17537, 21304, 21584, 34619, 35074, 42608, 50597, 69238, 70148, 101194, 138476, 140296, 189073, 202388, 276952, 280592, 378146, 404776, 553904, 657761, 756292, 809552, 1315522, 1512584, 2457949, 2631044, 3025168, 3592387, 4915898, 5262088, 7184774, 9831796, 10524176, 14369548, 19663592, 28739096, 39327184, 46701031, 57478192, 93402062, 186804124, 373608248, 747216496]

約数ペア:

[(1, 747216496), (2, 373608248), (4, 186804124), (8, 93402062), (13, 57478192), (16, 46701031), (19, 39327184), (26, 28739096), (38, 19663592), (52, 14369548), (71, 10524176), (76, 9831796), (104, 7184774), (142, 5262088), (152, 4915898), (208, 3592387), (247, 3025168), (284, 2631044), (304, 2457949), (494, 1512584), (568, 1315522), (923, 809552), (988, 756292), (1136, 657761), (1349, 553904), (1846, 404776), (1976, 378146), (2663, 280592), (2698, 276952), (3692, 202388), (3952, 189073), (5326, 140296), (5396, 138476), (7384, 101194), (10652, 70148), (10792, 69238), (14768, 50597), (17537, 42608), (21304, 35074), (21584, 34619)]