154660

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1$

素因数の和:76

約数の個数: 48

約数和(自身を含む): 383040

約数和(自身を除く): 228380

約数列:

[1, 2, 4, 5, 10, 11, 19, 20, 22, 37, 38, 44, 55, 74, 76, 95, 110, 148, 185, 190, 209, 220, 370, 380, 407, 418, 703, 740, 814, 836, 1045, 1406, 1628, 2035, 2090, 2812, 3515, 4070, 4180, 7030, 7733, 8140, 14060, 15466, 30932, 38665, 77330, 154660]

約数ペア:

[(1, 154660), (2, 77330), (4, 38665), (5, 30932), (10, 15466), (11, 14060), (19, 8140), (20, 7733), (22, 7030), (37, 4180), (38, 4070), (44, 3515), (55, 2812), (74, 2090), (76, 2035), (95, 1628), (110, 1406), (148, 1045), (185, 836), (190, 814), (209, 740), (220, 703), (370, 418), (380, 407)]