120720496

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{349}}^1\times {\mathrm{1663}}^1$

素因数の和:2033

約数の個数: 40

約数和(自身を含む): 252761600

約数和(自身を除く): 132041104

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 349, 698, 1396, 1663, 2792, 3326, 4537, 5584, 6652, 9074, 13304, 18148, 21619, 26608, 36296, 43238, 72592, 86476, 172952, 345904, 580387, 1160774, 2321548, 4643096, 7545031, 9286192, 15090062, 30180124, 60360248, 120720496]

約数ペア:

[(1, 120720496), (2, 60360248), (4, 30180124), (8, 15090062), (13, 9286192), (16, 7545031), (26, 4643096), (52, 2321548), (104, 1160774), (208, 580387), (349, 345904), (698, 172952), (1396, 86476), (1663, 72592), (2792, 43238), (3326, 36296), (4537, 26608), (5584, 21619), (6652, 18148), (9074, 13304)]