15980820

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{83}}^1\times {\mathrm{3209}}^1$

素因数の和:3304

約数の個数: 48

約数和(自身を含む): 45299520

約数和(自身を除く): 29318700

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 83, 166, 249, 332, 415, 498, 830, 996, 1245, 1660, 2490, 3209, 4980, 6418, 9627, 12836, 16045, 19254, 32090, 38508, 48135, 64180, 96270, 192540, 266347, 532694, 799041, 1065388, 1331735, 1598082, 2663470, 3196164, 3995205, 5326940, 7990410, 15980820]

約数ペア:

[(1, 15980820), (2, 7990410), (3, 5326940), (4, 3995205), (5, 3196164), (6, 2663470), (10, 1598082), (12, 1331735), (15, 1065388), (20, 799041), (30, 532694), (60, 266347), (83, 192540), (166, 96270), (249, 64180), (332, 48135), (415, 38508), (498, 32090), (830, 19254), (996, 16045), (1245, 12836), (1660, 9627), (2490, 6418), (3209, 4980)]