154037180

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{857}}^1$

素因数の和:939

約数の個数: 96

約数和(自身を含む): 380540160

約数和(自身を除く): 226502980

約数列:

[1, 2, 4, 5, 10, 11, 19, 20, 22, 38, 43, 44, 55, 76, 86, 95, 110, 172, 190, 209, 215, 220, 380, 418, 430, 473, 817, 836, 857, 860, 946, 1045, 1634, 1714, 1892, 2090, 2365, 3268, 3428, 4085, 4180, 4285, 4730, 8170, 8570, 8987, 9427, 9460, 16283, 16340, 17140, 17974, 18854, 32566, 35948, 36851, 37708, 44935, 47135, 65132, 73702, 81415, 89870, 94270, 147404, 162830, 179113, 179740, 184255, 188540, 325660, 358226, 368510, 405361, 700169, 716452, 737020, 810722, 895565, 1400338, 1621444, 1791130, 2026805, 2800676, 3500845, 3582260, 4053610, 7001690, 7701859, 8107220, 14003380, 15403718, 30807436, 38509295, 77018590, 154037180]

約数ペア:

[(1, 154037180), (2, 77018590), (4, 38509295), (5, 30807436), (10, 15403718), (11, 14003380), (19, 8107220), (20, 7701859), (22, 7001690), (38, 4053610), (43, 3582260), (44, 3500845), (55, 2800676), (76, 2026805), (86, 1791130), (95, 1621444), (110, 1400338), (172, 895565), (190, 810722), (209, 737020), (215, 716452), (220, 700169), (380, 405361), (418, 368510), (430, 358226), (473, 325660), (817, 188540), (836, 184255), (857, 179740), (860, 179113), (946, 162830), (1045, 147404), (1634, 94270), (1714, 89870), (1892, 81415), (2090, 73702), (2365, 65132), (3268, 47135), (3428, 44935), (4085, 37708), (4180, 36851), (4285, 35948), (4730, 32566), (8170, 18854), (8570, 17974), (8987, 17140), (9427, 16340), (9460, 16283)]