15415980

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{11171}}^1$

素因数の和:11206

約数の個数: 48

約数和(自身を含む): 45045504

約数和(自身を除く): 29629524

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 23, 30, 46, 60, 69, 92, 115, 138, 230, 276, 345, 460, 690, 1380, 11171, 22342, 33513, 44684, 55855, 67026, 111710, 134052, 167565, 223420, 256933, 335130, 513866, 670260, 770799, 1027732, 1284665, 1541598, 2569330, 3083196, 3853995, 5138660, 7707990, 15415980]

約数ペア:

[(1, 15415980), (2, 7707990), (3, 5138660), (4, 3853995), (5, 3083196), (6, 2569330), (10, 1541598), (12, 1284665), (15, 1027732), (20, 770799), (23, 670260), (30, 513866), (46, 335130), (60, 256933), (69, 223420), (92, 167565), (115, 134052), (138, 111710), (230, 67026), (276, 55855), (345, 44684), (460, 33513), (690, 22342), (1380, 11171)]