15195460

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{311}}^1\times {\mathrm{349}}^1$

素因数の和:676

約数の個数: 48

約数和(自身を含む): 36691200

約数和(自身を除く): 21495740

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 311, 349, 622, 698, 1244, 1396, 1555, 1745, 2177, 2443, 3110, 3490, 4354, 4886, 6220, 6980, 8708, 9772, 10885, 12215, 21770, 24430, 43540, 48860, 108539, 217078, 434156, 542695, 759773, 1085390, 1519546, 2170780, 3039092, 3798865, 7597730, 15195460]

約数ペア:

[(1, 15195460), (2, 7597730), (4, 3798865), (5, 3039092), (7, 2170780), (10, 1519546), (14, 1085390), (20, 759773), (28, 542695), (35, 434156), (70, 217078), (140, 108539), (311, 48860), (349, 43540), (622, 24430), (698, 21770), (1244, 12215), (1396, 10885), (1555, 9772), (1745, 8708), (2177, 6980), (2443, 6220), (3110, 4886), (3490, 4354)]